Small - Fits Neck Size: 10-13 inches / 25-33 cm - Small Breeds: Dachshund, Shitzu, Jack Russel Medium - Fits Neck Size: 13-18 inches / 32-45 cm - Medium Breeds: French Bulldog, Border Collie, Cocker Spaniel, Pug Medium Breed Large - Fits Neck Size: 17-24 inches / 42-60cm - Large Breeds: Labrador, Boxer,Dalmatian, German Shepard, Doberman Large Breed
