Up Country collars and leads come in four widths: Wide (W), 1", Narrow (N), 5/8" and Small Breed (SB), 1/2" Extra Wide (EW) collars also available – 11/2'' (16 styles only) Apparel Sizing If your pet’s measurements fall between two sizes, Dog Collars Dog Collar Sizing - Breed Examples we recommend ordering the next largest size. Adjustable collars with Quick Release buckle. Please measure your dog to obtain the correct fit. XS - M available in 5/8", S - XXL available in 1" Breed examples offer a general guideline only. Length XS XS 6 - 12" Measure base of neck Bichon, Chihuahua, Pekingese, Toy Poodle to tail S 9 - 15" S M 12 - 18" Beagle, Cocker Spaniel, Dachshund, Lhasa Apso, Poodle, Schnauzer, Westie L 15 - 21" M Sizing XL 18 - 24" Airedale, Cocker Spaniel, Corgi, Dalmatian, Pug, Springer Spaniel XXL 21 - 27" L Chart Airedale, Basset, Boxer, Bulldog, Chesapeake, Collie, Doberman, Golden Retriever, SWEATER SIZING Martingale Dog Collars German Shepherd, Labrador, Weimaraner SIZE: LENGTH: S Narrow 8 - 13" XL Akita, Boxer, Chesapeake, German Shepherd, XS 7-9" M Wide 14 - 19" Golden Retriever, Great Dane, Labrador, Rottweiler S 9-12" L 18 - 23" XXL M 12-15" Great Dane, Newfoundland, Saint Bernard L 15-18" XL 20 - 25" XL 18-22" Small Breed Collars, Leads & Harnesses Dog Harnesses Small breed collars are recommended for puppies and Harnesses come in 5/8" or 1" width. very small breeds under 10 lbs. COAT & SLICKER SIZING Toy Dog harnesses only come in 1/2" width. Available in sizes 10", 12" and 14". SIZE: LENGTH: For dog harness, measure chest girth of animal for correct fit. For small breed harnesses, measure chest girth of animal 8 8" for correct fit. 10 10" Small Breed 10 8 to 10" SEE DOG HARNESSES SIZING CHART ON LEFT 1/2" 12 12" FOR SMALL BREED SIZING. Small Breed 14 10 to 14" 14 14" All small breed collars, leads and harnesses are 1/2" wide. XS 8 to 16" 15 15" S 10 to 20" 5/8" Cat Collars 16 16" Cat collars are available in sizes 10 and 12. M Narrow 12 to 25" 18 18" They have a breakaway clasp for safety. 21 21" M Wide 14 to 26" Cat Harness and Lead Sets* 24 24" L 18 to 32" 1" are available Quick release harness and lead sets 26 26" in size 16. XL 22 to 38" *Cat leads are not sold separately. 28 28".