A. Product Material: PVC Size: S, M, L S: neck circumference: 36 - 48cm; reference weight: 19 - 27 catties; reference age: August - December; M: neck circumference: 46 - 56cm; reference weight: 29 - 43 catties; reference age: adult dog; L: neck circumference: 55cm or more; reference weight: 45 catties or more; reference age: adult dog; Color: black, gray, blue Quantity: 1 piece Package Contents: 1*Dog muzzle B. Adjustable Strap Adjustable strap with quick - release buckle, which is convenient and easy to use. The anti - scratch design helps the muzzle stay firm and not fall off easily. C. BREATHABLE FOR MULTIPLE TYPE DOG: Made of breathable mesh construction, it is skin - friendly. It is suitable for various short - nosed dogs, such as bulldogs, Shih Tzu, Boxer, Shar - Pei dogs and Pugs etc. D. EASTY TO STORE AND WASHABLE: Durable construction allows for regular wash. Soft mesh construction ensures that no residues or marks will be left around. E. ALL - AROUND PROTCETION: The design provides an all - around cover of the dogs' mouth, preventing biting, barking, licking, or eating dirty foods from outside. F. Humanized Muzzle for Flat - Faced Dogs This Barkless muzzle has a three - hole design for a wider view and smooth breathing of the dog. The dog can drink and even be fed while the muzzle can effectively inhibit biting, chewing and licking. It is suitable for vet visits and grooming.