Material: PVC. Size options: 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: as shown. Quantity: 1 piece. Package Contents: 1*Dog muzzle. Adjustable Strap: Adjustable strap with quick-release buckle, convenient and easy to use. Anti-scratch design keeps the muzzle firm and not easy to fall off. Breathable for Multiple Short-Nosed Dogs: Made of breathable mesh construction, skin-friendly. Suitable for bulldogs, Shih Tzu, Boxer, Shar-Pei, Pugs, etc. Easy to Store and Washable: Durable construction allows regular washing. Soft mesh leaves no residues or marks. All-Around Protection: Covers the dog's mouth to stop biting, barking, licking, and eating dirty foods. Humanized Design: Three-hole design for wider view and smooth breathing. Dog can drink and feed while inhibiting biting, chewing, licking. Ideal for vet visits and grooming.