Sizes | Neck (in) | Girth (in) | Common Breeds |
XXS | 9 - 15 | 12 - 15 | Chihuahua, Pomeranian, Yorkshire Terrier, Toy Poodle, Maltese |
XS |
11 - 18 | 15 - 18 | Shih Tzu, Boston Terrier, Miniature Schnauzer, Havanese, Maltipoo |
S | 14 - 22 | 18 - 21.5 | Beagle, Cocker Spaniel, English Bulldog, Sheltie, Whippet, Basenji, Pug, French Bulldog |
M | 16 - 27 | 21.5 - 26.5 | Australian Shepherd, Basset Hound, English Setter, Standard Schnauzer, Keeshound, Wheaten Terrier, Brittany, English Bulldog |
L | 18 - 31 | 26.5 - 33 | Labrador Retriever, Golden Retriever, German Shepherd, Boxer, Weimaraner, Vizsla, Dalmatian, German Shorthair Pointer, Collie |
XL | 21 - 36 | 33 - 42 | German Shepherd, Rottweiler, Doberman Pinscher, Bernese Mountain Dog, Great Pyrenees, Cane Corso, Alaskan Malamute, Akita |
**Breeds and weight are only suggestions; measure girth to select the best size. |