Fits Most Medium Dog breeds (20lbs~40lbs) such as American Cattle dog, Cocker Spaniel, Dalmation, Welshi Corgi, Shiba Inu, Beagle, Border collie, German Pinsher, Scottish Terrier, Cannan Dog, Carolina dog, Australian Shepherd, Schnauzer, etc
(IMPORTANT) Sunglasses will NOT fit Flat nosed or Wide faced dog breeds such as Bulldogs, Boxers, Pit-bulls, Bull Terriers, Shar-Pei, Chow Chows, etc.
