Usage Tips:Product Description 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 1. Adjustable Strap Adjustable strap with quick-release buckle, convenient and easy to use. The anti-scratch design make the muzzle stay firm and not easy to fall off. 2.BREATHABLE FOR MULTIPLE TYPE DOG: Made of breathable mesh construction, skin-friendly. Suitable for all kinds of short-nosed dogs: such as bulldogs, Shih Tzu, Boxer, Shar-Pei dogs and Pugs etc. 3.EASTY TO STORE AND WASHABLE: Durable construction allows for regular wash. Soft mesh construction makes sure that no residues or marks will be left around. 4.ALL-AROUND PROTCETION: The design gives an all-around cover of the dogs'mouth, stop from biting barking and licking, or eating dirty foods from outside. 5.Humanized Muzzle for Flat-Faced DogsThis Barkless muzzle has a three-hole design for a wider view and smooth breathing of the dog, Your dog can drink, and even feeding while the muzzle can effectively inhibits biting chewing and licking.ideal for vet visits and grooming.