Measure the distance from the base of the neck to the base of the tail.
Please use the following sizing guide to obtain and accurate fit.
(CM measurements are approximate only)
 NECK TO TAIL LENGTH CM SIZE DOG BREED
19 8 Toy Dogs, Chihuahua
25 10 Pomeranian, Maltese, Silky Terrier
31 12 Cavalier, Pug, Jack Russell, Shih Tzu
36 14 Poodle, Scottish Terrier, Beagle, Cocker Spaniel, French Bulldog
41 16 Staffy, Corgi, Schnauzer, Fox Terrier
46 18 English Staffy, Bulldog, Border Collie, Boxer
51 20 Border Collie, Boxer, Dalmatian
56 22 Dalmatian, Husky, Labrador
61 24 Golden Retriever, Husky, Labrador
66 26 Golden Retriever, Labrador, Husky, Rottweiler, German Shepherd

 

Always measure your dog before purchase for proper fit.