Biothane Collar Size Chart
Dog Collar Size Chart
| Size | Width | Adjustable Neck Size | Suggested Breeds |
|---|---|---|---|
| Small | ¾" | 9.5" – 13" | Chihuahua, Yorkshire Terrier, Dachshund, Toy Poodle, Papillon |
| Medium | ¾" | 12" – 15.5" | French Bulldog, Cocker Spaniel, Beagle, Boston Terrier, Shiba Inu |
| Large | 1" | 14.5" – 20" | Labrador Retriever, Boxer, Border Collie, Australian Shepherd |
| XL | 1" | 20" – 27" | German Shepherd, Golden Retriever, Rottweiler, Great Dane, Mastiff |