Size |
Neck Circumference |
Common Breeds |
S |
10" - 16" |
Beagle, Border Collie, Boston Terrier, English Bulldog, French Bulldog |
M |
15" - 24" |
Boxer, Dalmatian, Golden Retriever, Labrador Retriever, Weimaraner |
L |
20" - 32" |
Bernese Mountain Dog, Great Dane, Mastiff, Rottweiler, Saint Bernard |