TECHNOLOGIES

RUNNING SOCKS 2018 PRODUCT LINE

HYPER THINTM RUNNING page 6-7

NO MINI SHOW CREW

White Gray Periwinkle Black Torrid Red Big Sky Blue Sublime White Gray

page 8-9 THIN RUNNING

NO MINI SHOW CREW TAB

Gray/White Big Sky Blue/White October Pink/White Sunburst Orange/Gray Royale/Anthracite Black Gray/White Big Sky Blue/White October Pink/White

RUNNING LITE-MESH page 10-11

NO SHOW TAB

Floral Light Pink White/Gray Sublime October Pink Torrid Red Royale Navy Anthracite Black

MINI CREW

White/Gray Sublime October Pink Torrid Red Royale Navy Anthracite Black

RUNNING page 12-13

NO MINI SHOW CREW TAB

White/Gray Sublime/Anthracite October Pink/Anthracite Red/Anthracite Royale/Anthracite Anthracite/Black Black White/Gray Sublime/Anthracite

COLD WEATHER RUNNING LITE page 14-15 page 16-17

MINI CREW OVER CALF CREW

October Pink Gray Sublime Red Black

Black

TRAIL RUNNING page 18-19

¼ CREW CREW

Black/Lime Green Gray/October Pink Black/Gray Black/Lime Green Gray/October Pink Black/Gray

HOT WEATHER RUNNING TRIATHLETE page 22-23

MINI CREW DOUBLE CREW TAB

White/Blue HAWKS White/Gray Anthracite/Orange CREW

Periwinkle Black Torrid Red Big Sky Blue Sublime STEPHANIE WALMSLEY

¼ CREW CREW

Sunburst Orange/Gray Royale/Anthracite Black Black Gray/White Big Sky Blue/White October Pink/White Sunburst Orange/Gray Royale/Anthracite Black

CREW

White/Gray Sublime October Pink Torrid Red Royale Navy BITTERSWEET Black

¼ CREW CREW

October Pink/Anthracite Red/Anthracite Royale/Anthracite Anthracite/Black Black White/Gray Black White/Gray Black

¼ CREW CREW

ELLIE TOLLEFSON October Pink Gray SPEEDGOAT ELLIE TOLLEFSON

JESTER BOSIO

MAXIMUM PROTECTION MAXIMUM PROTECTION page 20-21 RUNNING TRAIL RUNNING

MINI ¼ CREW CREW

White/Orange SAGE Gray/Orange SHARMAN

page 24-25 SPECIAL EDITION

STEPHANIE WALMSLEY BITTERSWEET ELLIE SPEEDGOAT TOLLEFSON BOSIO HAWKS SAGE SHARMAN THE PROBLEM MOISTURE IS THE ENEMY For a runner, moisture is the foot’s worst enemy. Moisture causes painful/race-ending blisters, Athlete’s Foot, odor causing bacteria and over-all discomfort. Runners’ feet are going to get wet either from sweat, puddles, wet grass, rain, or by getting splashed at a race water station. In cold/freezing weather, moisture pulls heat away from the skin 23 times faster than air, reducing the temperature so rapidly that wet feet become painfully cold and much more susceptible to frostbite or Non-Freezing Cold Injury.

Marketing Hype Can’t Escape the Laws of Physics

Wicking fiber socks all claim to keep feet dry. However this is marketing hype and doesn’t change the facts that wicking fiber socks are not able to keep feet dry.

Most wicking fibers are made from polyester, acrylic, nylon or wool and are Hydrophilic (water liking) because they have positive & negative charges on their surfaces. This attracts the negative & positive charges of the water or sweat molecules.

Moisture sticks to wicking fibers

Because wicking fibers attract moisture and are next to the skin, they hold moisture against the skin, keeping skin wet. Once wet, wicking fiber socks remain wet until well after the sweating stops and the slow process of evaporation inside a shoe takes place. Wicking fibers hold moisture against the skin

WICKING FIBER SOCK Wicking fiber sock manufacturers say their socks wick moisture “away” from the skin. This is misleading as wicking fiber socks also WICKING FIBERS wick sweat across and towards the OUTSIDE skin, which helps keep the skin wet. WICKING FIBERS Wicking fiber technology works better for a shirt INSIDE were the sweat can evaporate to the open air, SKIN versus a sock that’s trapped inside a shoe where (SWEAT) little if any evaporation can take place. Wicking sweat across the skin

4 photo: Luis Escobar THE SOLUTION

TECHNOLOGIES

THE SCIENCE OF KEEPING SKIN DRY

Dryness Only 2 Different Technology Layers Can Provide The laws of physics dictate that no single fiber technology can attract and repel moisture at the same time. To overcome this, drymax products utilize two opposite type fiber technologies interwoven to form inner and outer layers.

Super Hydrophobic Fiber Technology drymax fibers do not wick because they are Super Hydrophobic (moisture repelling). At the molecular level, moisture doesn’t adhere to the inner

layer of drymax terry loops. drymax molecule drymax FIBERS REPEL MOISTURE

DRYMAX SOCK Removing Sweat From The Skin Because moisture does not adhere to the drymax fibers, they are able to OUTER mechanically lift sweat off the skin like a LAYER

squeegee and instantly transfer it into the DRYMAX moisture attracting outer layer without FIBERS retaining moisture on the inside. (SWEAT) SKIN

L LAY UA ER D A Self Contained System – Guaranteed to Work OUTER We designed a self-contained Dual Layer Sweat Removal

S System so we did not have to rely on the shoes to help keep W INNER M E E feet dry. This system works so well we guarantee it will A T T S keep feet dry and comfortable in all types of footwear, in R S Y E M OVA L cold, hot and even wet conditions

WHAT YOU WEAR ON YOUR FEET AFFECTS COMFORT AND PERFORMANCE. CHOOSE YOUR SOCKS WISELY - YOUR FEET DEPEND ON IT.

For more technical information see page 26-27

5 TM HYPER THIN RUNNING designed to be the world’s lightest running sock

NEW SMALLER RETAIL PACKAGING

Many runners prefer to wear thin socks. Thin socks provide little protection from moisture, friction and blisters. The Hyper Thin Running socks are able to protect feet much better than other thin running socks because they have our race proven Dual Layer Sweat Removal System.

HYPER THIN TM RUNNING

SUPERIOR TECHNOLOGY

#1 TECHNOLOGY TO KEEP FEET DRY ANTI-BLISTER . 3D ADVANCED FIT ACTIVE ODOR CONTROL . DURABLE

NO SHOW

White Gray Periwinkle NEW Big Sky Blue

Sublime Torrid Red Black

Designed to be the world’s lightest running socks, a single no show sock weighs about 10 grams in size Large. The Hyper Thin sock is about as thin as a dime.

6 TECHNICAL FEATURES:

BREATHABLE MESH STRIPE VENTS ANTI-SLIP WEDGE

FLAT TOE SEAM DRYMAX DUAL INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER VENTED ARCH BAND

STRIPE VENTS HEAT ESCAPES

MINI CREW

White Gray Periwinkle NEW Big Sky Blue

Sublime Torrid Red Black

CREW

WALMSLEY STEPHANIE

7 THIN RUNNING

NEW SMALLER RETAIL PACKAGING

Our Thin Running socks are flat knit (without terry) and are just slightly thicker than our Hyper Thin™ Running socks. They are made for use in cool to hot conditions, keeping feet cool, dry and comfortable. THIN RUNNING

SUPERIOR TECHNOLOGY

#1 TECHNOLOGY TO KEEP FEET DRY ANTI-BLISTER . 3D ADVANCED FIT ACTIVE ODOR CONTROL . DURABLE

NO SHOW TAB

Gray/White Big Sky Blue/White October Pink/White

Sunburst Orange/Gray Royale/Anthracite Black

MINI CREW

1/4 CREW

Gray/White Big Sky Blue/White October Pink/White

Black

Sunburst Orange/Gray Royale/Anthracite Black

8 TECHNICAL FEATURES:

BREATHABLE MESH ANTI-SLIP WEDGE

FLAT TOE SEAM DRYMAX DUAL INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER ARCH BAND

CREW

Gray/White Big Sky Blue/White October Pink/White Sunburst Orange/Gray Royale/Anthracite Black

NEW for 2018 - drymax Thin Running Socks for Kids! The same Dual Layer Technology top runners count on to keep them dry and comfortable is now available for active children.

Available in 4 different color combo 3-packs!

Leg Height: NO SHOW Size: XS USA 1-3

9 RUNNING LITE-MESH

NEW SMALLER RETAIL PACKAGING

The drymax Running Lite-Mesh sock is our most popular running sock because for most people it seems to be the right balance between a thin and a thick running sock.

RUNNING LITE-MESH

SUPERIOR TECHNOLOGY

#1 TECHNOLOGY TO KEEP FEET DRY ANTI-BLISTER . 3D ADVANCED FIT ACTIVE ODOR CONTROL . DURABLE

NO SHOW TAB

Floral Light Pink White/Gray Sublime October Pink Torrid Red

Royale Navy NEW Anthracite Black

MINI CREW

White/Gray Sublime October Pink Torrid Red

Royale Navy NEW Anthracite Black

10 TECHNICAL FEATURES:

BREATHABLE MESH ANTI-SLIP WEDGE LD STRIPE VENTS LOW DENSITY

FLAT TOE SEAM DRYMAX = PROTECTIVE DUAL PADDING INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER VENTED ARCH BAND

CREW

White/Gray Sublime October Pink Torrid Red

Royale Navy NEW BITTERSWEET NEW Black

11 RUNNING

NEW SMALLER RETAIL PACKAGING

The drymax Running Sock is our original running sock. It is a great choice for the runner who is looking for the comfort of protective padding.

RUNNING

SUPERIOR TECHNOLOGY

#1 TECHNOLOGY TO KEEP FEET DRY ANTI-BLISTER . 3D ADVANCED FIT ACTIVE ODOR CONTROL . DURABLE

NO SHOW TAB

White/Gray Sublime/Anthracite October Pink/Anthracite Red/Anthracite

Royale/Anthracite Anthracite/Black Black

1/4 CREW

White/Gray Black

12 TECHNICAL FEATURES:

BREATHABLE MESH ANTI-SLIP WEDGE MEDIUM DENSITY

FLAT TOE SEAM DRYMAX = PROTECTIVE DUAL PADDING INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER VENTED ARCH BAND

MINI CREW

White/Gray Sublime/Anthracite October Pink/Anthracite Red/Anthracite

Royale/Anthracite Anthracite/Black Black

CREW

White/Gray Black

13 COLD WEATHER RUNNING Are you selling the same socks in January as you are in July?

RETAIL PACKAGING In cold or freezing temperatures, moisture is the skin’s worst enemy. Moisture pulls heat away from the skin 23 times faster than air, and can reduce skin temperature so rapidly that wet feet feel painfully cold. Wet skin makes the feet much more susceptible to frostbite and Non-Freezing Cold Injury. Staying dry is critical to remaining warm, comfortable and safe in cold weather BEST at and no sock has proven to keep feet drier than drymax technology socks. KEEPING FEET WARM The wind chill factor often causes the front part of the leg to become the coldest; therefore a third layer of drymax fiber insulation was added along the Cold Weather sock’s leading edge.

OVER CALF

CREW

Sublime NEW Red NEW Black NEW Black NEW

14 TECHNICAL FEATURES:

TRIPLE LAYER INSULATION

= PROTECTIVE PADDING ANKLE BAND

FLAT TOE SEAM DRYMAX DUAL INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER ARCH BAND

Thermal Conductivity of Fibers

BEST drymax fibers have the best thermal conductivity polyester rating. This means drymax Cold Weather wool Running socks keep the skin warmer because they acrylic draw less heat away from the skin than socks nylon made with other fibers. cotton WORST 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 WARMER COOLER

15 LITE TRAIL RUNNING

RETAIL PACKAGING

1 PAIR EXTRA PROTECTION Trail dirt inside a sock is a bad thing; it can easily cause blisters or rub the skin raw. To help prevent dirt from getting inside Lite Trail socks, we did not include vents.

LITE TRAIL RUNNING

#1 TECHNOLOGY TO KEEP FEET DRY ANTI-BLISTER . 3D ADVANCED FIT ACTIVE ODOR CONTROL . DURABLE

MINI CREW

October Pink Gray

SPEEDGOAT ELLIE TOLLEFSON NEW

16 TECHNICAL FEATURES:

DOUBLE WELT

MEDIUM DENSITY FLAT TOE SEAM = PROTECTIVE DRYMAX DUAL PADDING INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER ARCH BAND

CONVERTIBLE TOP

1/4 CREW

The ¼ crew Turn Down leg gives you the choice of a ¼ crew or mini crew height.

October Pink - Turn Down Gray - Turn Down

SPEEDGOAT - Turn Down NEW ELLIE - Turn Down NEW TOLLEFSON - Turn Down NEW

CREW

JESTER NEW RORY BOSIO NEW

17 TRAIL RUNNING

RETAIL PACKAGING

1 PAIR EXTRA PROTECTION Trail dirt inside a sock is a bad thing; it can easily cause blisters or rub the skin raw. To help prevent dirt from getting inside Lite Trail socks, we did not include vents.

TRAIL RUNNING

#1 TECHNOLOGY TO KEEP FEET DRY ANTI-BLISTER . 3D ADVANCED FIT ACTIVE ODOR CONTROL . DURABLE CONVERTIBLE TOP

The ¼ crew Turn Down leg gives you the choice of a ¼ crew or mini crew height and two different colors.

1/4 CREW

Black/Lime Green - Turn Down

Gray/October Pink - Turn Down

Black/Gray - Turn Down

18 TECHNICAL FEATURES:

DOUBLE WELT

FLAT TOE SEAM DRYMAX = PROTECTIVE DUAL PADDING INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER ARCH BAND

CREW

Black/Lime Green

Gray/October Pink

Black/Gray

19 MAXIMUM PROTECTION RUNNING & ultra long distances

RETAILRETAIL PACKAGINGPACKAGING

1 PAIR Preventing Blisters May Improve Your Performance “BEST The Max Pro Running socks are race proven to help prevent blisters during BLISTER and ultra-long distance runs. Additionally, they are great for PROTECTION” - Runner’s World Magazine runners who are prone to getting blisters. Many runners have switched from

wicking fiber socks to wearing Max Pro Running socks. Now that they are Maximum Protection able to run blister-free, runners are lowering their times and increasing their Running Socks

MAXIMUM PROTECTION RUNNING marathon . ultra long-distance mileage.

#1 TECHNOLOGY TO KEEP FEET DRY PATENTED BLISTER GUARD® SYSTEM 3D ADVANCED FIT . VENTILATED PROTECTIVE PADDING MAX PRO RUNNING PART NO. DM700 revised 03-30-15 pkg size 2

MINI CREW

White/Orange SAGE

MAXIMUM PROTECTION TRAIL RUNNING marathon & ultra long distances

RETAILRETAIL PACKAGINGPACKAGING

1 PAIR Preventing Blisters May Improve Your Performance

The Max Pro Trail socks are race proven to help prevent blisters during marathons and ultra-long distance runs. Additionally, they are great for trail runners who are prone to getting blisters. Many trail runners have switched from wicking fiber socks to wearing Max Pro Trail socks. Now that they are able to run blister-free, runners are lowering their times and increasing their mileage. TRAIL

MAXIMUM PROTECTION RUNNING marathon . ultra long-distance

#1 TECHNOLOGY TO KEEP FEET DRY PATENTED BLISTER GUARD® SYSTEM 3D ADVANCED FIT . VENTILATED PROTECTIVE PADDING MAX PRO RUNNING PART NO. DM700 revised 03-30-15 pkg size 2

CONVERTIBLE TOP 1/4 CREW

UP

DOWN

Gray/Orange SHARMAN 20 TECHNICAL FEATURES:

MEDIUM DENSITY BREATHABLE MESH ANTI-SLIP WEDGE

= PROTECTIVE PADDING FLAT TOE SEAM DRYMAX & DUAL PTFE INSIDE LAYERS PTFE BLISTER PROTECTION SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER PTFE ARCH BAND BLISTER PROTECTION SAGE SOCK ONLY

BLISTER PROTECTION SYSTEM This system incorporates PTFE(Polytetrafluoroethylene) fibers along with drymax fibers in the entire foot area of the sock, except as indicated for the Sage sock. The top mesh air panels release heat and sweat vapors helping keep feet cooler and drier.

HIGHER (worse) Fiber Friction Comparison PTFE has the lowest Coefficient 0.45 of Friction of any fiber, making INFRARED 0.40 THERMAL ANALYSIS 0.35 it the best at keeping friction 0.30 low between the skin and 0.25 sock. 0.20 0.15 Low friction allows Max Pro 0.10

Coefficient of Friction 0.05 socks to stay cooler and 0.00 drier, reducing the chances LOWER PTFE Polyester Nylon Cotton Wool (better) of hot spots & blisters. Competitor DTYMAX/PTFE

TECHNICAL FEATURES:

DOUBLE WELT SHOE SEAL = PROTECTIVE PADDING

FLAT TOE SEAM DRYMAX & DUAL PTFE PTFE INSIDE BLISTER PROTECTION LAYERS SIZE MARK Y HEEL MOISTURE ATTRACTING PTFE OUTSIDE LAYER BLISTER PROTECTION SHARMAN SOCK ONLY ARCH BAND

BLISTER PROTECTION SYSTEM This system incorporates PTFE(Polytetrafluoroethylene) fibers along with drymax fibers in the entire foot area of the sock, except as indicated for the Sharman sock.

HIGHER (worse) Fiber Friction Comparison PTFE has the lowest Coefficient 0.45 of Friction of any fiber, making INFRARED 0.40 THERMAL ANALYSIS 0.35 it the best at keeping friction 0.30 low between the skin and 0.25 sock. 0.20 0.15 0.10 Low friction allows Max Pro

Coefficient of Friction 0.05 Trail socks to stay cooler and 0.00 drier, reducing the chances LOWER PTFE Polyester Nylon Cotton Wool (better) of hot spots & blisters. Competitor DTYMAX/PTFE

21 HOT WEATHER RUNNING Are you selling the same socks in July as you are in January?

RETAIL PACKAGING

To keep feet cooler while running in hot weather, many people like to run in the thinnest socks available. Thin socks inherently provide little protection from moisture, frictional hot spots and blisters, and don’t necessarily keep feet cooler.

MINI CREW CREW

White/Blue HAWKS NEW

TRIATHLETE - CYCLE & RUN two socks in one

RETAIL PACKAGING

1 PAIR Triathletes Need To Wear drymax TRI Socks

The drymax TRI sock protects feet for both the Bike and Run stages. Quick to put on, this sock’s technology is guaranteed to keep feet cooler, drier and prevent time TRI robbing blisters and chafing or we’ll buy them back!

TRIATHLETE CYCLE&RUN AS THIN AS A CYCLE SOCK WITH THE PROTECTION OF A RUNNING SOCK

TRI TRIATHLETE PART NO. DM1021 revised 06-15 -14 pkg size 2

DOUBLE TAB

White/Gray Anthracite/Orange 22 TECHNICAL FEATURES:

LD– BREATHABLE MESH ANTI-SLIP WEDGE LOW DENSITY

FLAT TOE SEAM DRYMAX & = PROTECTIVE DUAL PADDING PTFE INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING PTFE OUTSIDE LAYER BLISTER PROTECTION VENTED ARCH BAND*

COOLER FEET Our Hot Weather Running Socks combine drymax fibers with PTFE(Polytetrafluoroethylene) fibers to limit the heat caused by excess friction. This system has PTFE fibers in the entire heel, forefoot, and toe areas of the socks. Additionally, to help cool the feet, built-in open mesh stripe vents release heat and sweat vapors.

HIGHER (worse) Fiber Friction Comparison PTFE has the lowest Coefficient INFRARED 0.45 THERMAL ANALYSIS 0.40 of Friction of any fiber, making 0.35 it the best at keeping friction 0.30 low between the skin and sock. 0.25 0.20 0.15 0.10

Coefficient of Friction 0.05 Low friction allows Hot 0.00 LOWER PTFE Polyester Nylon Cotton Wool Weather socks to stay (better) cooler and drier, reducing the chances of Competitor DTYMAX/PTFE hot spots & blisters.

* Hawks sock has no vented arch band

TECHNICAL FEATURES:

BREATHABLE MESH ANTI-SLIP WEDGE PTFE BLISTER PROTECTION FLAT TOE SEAM DRYMAX & DUAL PTFE INSIDE LAYERS

SIZE MARK Y HEEL MOISTURE ATTRACTING OUTSIDE LAYER ARCH BAND

Technology That Protects Feet The TRI sock helps prevent chafing and blisters with a system that incorporates PTFE(Polytetrafluoroethylene) fibers along with drymax fibers in the entire heel, forefoot and toe areas of the sock. Additionally, the top mesh air panel releases heat and sweat vapors to cool and dry the feet.

HIGHER (worse) Fiber Friction Comparison 0.45 0.40 PTFE has the lowest Coefficient-of-Friction of any fiber, making 0.35 0.30 it the best at keeping friction low between the skin and sock. 0.25 0.20 Low friction PTFE fibers allow the TRI sock with the blister 0.15 0.10 protection system to stay cooler and drier, reducing the

Coefficient of Friction 0.05 chances of getting hot spots, blisters or chafing while cycling 0.00 LOWER PTFE Polyester Nylon Cotton Wool and running (better)

23 SPECIAL EDITION SOCKS

Stephanie Howe Violett, PhD STEPHANIE Hyperthin Sock

2014 Western States 100 Mile Endurance Run Champion, Course Record Holder of the Lake Sonoma 50k and Speedgoat 50k. drymax wearer since 2015 see page 6-7 for technical specifications

Jim Walmsley The WALMSLEY Hyperthin Sock

2016 North American Ultrarunner of the year, Walmsley’s multiple dominating races and FKT’s have taken ultrarunning by storm. Jim learned about drymax from his mother who bought him his first pair after searching desperately to solve his chronic blister issues. drymax wearer since 2014 see page 6-7 for technical specifications

Zach Bitter BITTERSWEET Run Lite Mesh Crew Sock

7 minute miles for 100 miles, that’s what he accomplished on his way to shattering the USA 100 mile record in a stunning 11:40:55 wearing 1 pair of drymax Run Lite Mesh Socks blister free. drymax wearer since 2012 see page 10-11 for technical specifications

Ellie Greenwood ELLIE Lite Trail Mini Crew and ¼ Crew Sock

2-Time Western States 100 Mile Endurance Run Champ and Course Record Holder. Ellie stunned the ultra-running world by shattering Ann Trasons’ unbreakable record with a super human 16 hour 47 minute. Ellie also won the 2014 Comrades Marathon and was named 2011, 2012 and 2014 North American Ultrarunner of the year. drymax wearer since 2010 see page 16-17 for technical specifications

Karl Meltzer SPEEDGOAT Lite Trail Mini Crew and ¼ Crew Sock

All-time 100 mile winner with 39 victories. Meltzer held the record for the Appalachian Trail completing the through hike in just 45 days, 22 hours and 38 minutes while averaging 47 miles per day. drymax wearer since 2008 see page 16-17 for technical specifications

24 Tim Tollefson TOLLEFSON Mini Crew and ¼ Crew Sock

A 2-Time Olympic Trials Marathon Qualifier, Ultramarathoner of the Year, USATF and 50k National Champion Tim has shown his amazing athletic range by competing in Europe's top ultra events earning back to back 3rd Place finishes at the iconic Ultra Marathon du Mont Blanc (UTMB) as well as a 2nd place at the UTMB CCC 101k. drymax wearer since 2016 see page 16-17 for technical specifications

Rory Bosio RORY BOSIO Lite Trail Crew Sock

2-time winner and course record holder at the iconic Ultra-Trail du Mont-Blanc with an amazing time of 22 hours, 37 minutes and 26 seconds. Regarded by many as one of the top technical alpine style runners in the world. drymax wearer since 2011 see page 16-17 for technical specifications

Hayden Hawks The HAWKS Hot Weather ¼ Crew Sock

With wins and course records at the CCC 100k, Red Hot 55k, Speedgoat 50k, and many more outstanding performances including the Zion Traverse FKT. Hayden is becoming one of the most exciting and talked about Ultra Trail athletes in the world. drymax wearer since 2017 see page 22-23 for technical specifications

Sage Canaday The SAGE Maximum Protection Mini Crew Sock

An accomplished MUT (Mountain Ultra Trail) Runner, Canaday is a speedy multi-discipline racer who has victories at some of the highest profile trail races in the world which including Lake Sonoma 50 Mile, Speedgoat 50k and North Face 50 Mile. drymax wearer since 2012 see page 20-21 for technical specifications

Ian Sharman The SHARMAN Trail Running ¼ Crew Sock

4-Time Leadville Trail 100 winner, Grand Slam of Ultrarunning Record Holder, Fastest North American 100 Mile Trail time and 7 straight (so far) top 10 finishes at the Western States 100. This Brit is steady, calculated and composed. drymax wearer since 2012 see page 20-21 for technical specifications

25 THE BLISTER PROBLEM

Foot Blisters are the Most Common Running Injury Blisters on the feet are the most common injury and seem inevitable when running long distances. One study in the Journal of Sports Medicine 2004;38:498-501 reported that up to 39% of marathon runners experienced foot blisters while running marathons. Runners can’t physically run enough training miles to condition their feet not to get blisters for long distance races of 100+ miles especially if the conditions of the course are bad. In the past, the most successful runners learned to run with the pain of having blisters, calling them a “badge of courage.” Until now, there has been limited success in actually preventing blisters. Runners have tried everything to prevent blisters including Vaseline®, skin lubricants, powders and tape. These may help for a short period of time, but are not effective over long distances. Oily lubricants can be detrimental as they prevent socks from effectively removing moisture from the skin. Foot Blisters Can Cause Further Injury A study to determine the association of blisters with subsequent injuries was conducted by RS Bush, SK Brodine & RA Shaffer with 2,130 male US Marine Corps recruits participating in initial physical training at the Marine Corps Recruit Depot in San Diego, California. The study found that recruits with blisters were 50% more likely to experience an additional training-related injury.

BLISTER CYCLE

Foot blisters are most common on the toes, heel, and ball of the foot. Blisters caused by socks usually occur when socks do not fit, their seams irritate the skin, and/or the socks become wet. Wet socks soften and weaken the skin, making feet vulnerable to blisters. Heat, moisture and friction work together to cause blisters, each contributing to the severity of the others creating a Blister Cycle.

HEAT Excess heat normally radiates away from bare feet, but wearing shoes traps heat, elevating the temperature of the skin. Heat generated by physical activity can further raise the temperature inside shoes 20 degrees or more.

MOISTURE With higher than normal E R H U E skin temperature, the T A S T I body produces sweat to O

M BLISTER CYCLE cool the skin by evaporation. Wearing shoes prevents INNER LAYER (tissue) Normal FRICTION evaporative cooling SHEAR LINE Movement (tissues separate from effectively taking BLISTER forming a blister) place, leaving socks and Reduced feet wet. Movement INCREASED SKIN SURFACE FRICTION FRICTION (wet sock sticks to skin) WET SOCK Moisture significantly increases friction between socks and skin. Higher friction INSOLE limits skin surface movement, but still allows inner tissue movement. This BLISTER FORMATON shearing effect physically separates the two layers, creating a void. This void fills with fluid forming a blister.

826 SOCK FEATURES ES M INAT OIST IM UR EL E ANTI-BLISTER SYSTEM - Several features work together as an anti-blister system to actively prevent the formation of blisters. 1) Exceptional 3D fit and five sock sizes,

N

O 2) Seamless insides, 3) An instep-hugging arch band, and 4) Because drymax

ANTI-BLISTER R I

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D

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U socks stay dry, the skin stays dry too; therefore blisters normally caused by sweat or R SYSTEM

C

F

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S

S

L

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O sweat vapor are prevented.

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3D ADVANCED FIT - drymax’s six sock sizes fit because they were developed on special 3D foot models which accurately represent the human foot as opposed to the 2D flat form that are the hosiery industry standard. Each sock includes an S, M, L, XL, or XXL color size mark for easy match-up after laundering. XS S M L XL XXL

COOLER FEET - All drymax Running socks with the exception of Cold Weather and the Trail socks, possess top and/or bottom air vents. These vents release heat/sweat vapors to keep feet drier & cooler. They’re designed to work with the built-in vent systems in the latest generation of breathable running shoes.

HEAT ESCAPES

PROTECTIVE PADDING - Most drymax Running socks are designed using different levels of protective padding: Low-, Low, Medium, Medium+ and High. We use dense padding as opposed to thick padding, because dense padding protects the feet without adversely affecting the fit of the shoes. LD–

ACTIVE ODOR CONTROL - The antimicrobial in the drymax fibers fights odor-causing bacteria, helping keep socks odor free. Not a topical treatment, the antimicrobial is molecularly infused into our drymax fibers. Being non-migratory and non-toxic, the antimicrobial provides long term active odor control. LONG LASTING COMFORT & DURABILITY - The special fibers used in our drymax Socks have a comfortable springiness and do not get stiff, shrink or lose shape over time. They are designed to last a long time using the highest quality fibers, and abrasion resistant nylon fiber reinforcements throughout the entire sock. STAY DRY & COMFORTABLE - GUARANTEED drymax socks will keep feet drier & more comfortable than any other sock. If your customers do not agree, they can return socks with the sales receipt to Drymax Technologies Inc. for a full refund.

TRUE FIT SIZING TM

AVAILABLE SOCK SIZE WOMEN JUNIOR/MEN EUR CM WOMEN UK MEN UK LEG HEIGHTS HYPER THINTHIN RUNNINGRUNNINGRUNNING LITE-MESHLITE TRAILTRAIL RUNNING RUNNINGCOLD WEATHERHOT WEATHER RUNNINGMAX PRORUNNING MAXRUNNING PRO TRIATHLETETRAIL RUNNING XS — 1-3 32-34.5 20-21.5 — 13-2 No Show X S 5-7 3.5 - 5.5 35 - 37.5 22 - 24 4 - 6 2.5 - 4.5 No Show Tab X X X M 7.5 - 9.5 6 - 8 38 - 40.5 24.5 - 26.5 6.5 - 8.5 5 - 7 Double Tab X L 10 - 12 8.5 - 10.5 41 - 44 27 - 28.5 9 - 11 7.5 - 9.5 Mini Crew XX X X X X X XL — 11 - 13 44.5 - 47 29 - 31 — 10 - 12 1/4 Crew X X X XXL — 13.5 - 16 47.5 - 51 — — 12.5 - 15 1/4 Crew Turndown X X X Crew X X X X X X X Over Calf X

X = NEW LEG HEIGHTS ADDED for 2018

DO NOT USE SKIN LUBRICANTS OR POWDERS with drymax SOCKS

279 PRSRT STD US Postage PAID Permit 163 AMS Paso Robles CA Drymax Technologies Inc. PO Box 2300 Paso Robles, CA 93447-2300 www.drymaxsports.com

MAIN OFFICE email: [email protected] local: 805/239-2555 toll free: 844/239-2555 fax: 805/980-4662

MADE IN USA Specifications contained in this catalog are believed to be accurate at the time of printing but can change at the discretion of Drymax Technologies Inc.

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cover illustration: Dennis Mukai