YAJU Product Material: PU leather 1.Material made from High quality leather, durable and robust, skin-friendly, for dogs. Mesh design, good ventilation.The metal rivet keeps the muzzle in place for a secure comfort for your pet. 2.Breathable Air Holes Design, it is breathable when putting on. It also allows Dog to eat enough to open to her mouth, and prevent still chew. 3.Adjustable its not just suitable on side strap as well as lower adjustable strap under the mouth. It has a quick release buckle, leather strap on the back easily snaps onto the lead. 4.Useful Help to make Dog from bites to stop -- around the barking and dogs mouth. Protect your children when they also with dogs stay, you can protect your dog from the food at a later date at the street. 5.REUSABLE These anti bite muzzles are designed with a fully adjustable strap and buckle. This design will help you easy to put on or quick release buckle, its very convenient and simple to adjust the right size for your dog. Besides, the material is wear-resistant, dirt-proof and easy to be cleaned, so that it can be used again and again. Delivery Quantity: 1 Piece Product color: black Product size: S (the tip of the mouth is 14-18cm, the middle of the mouth is 18-22cm, the back of the head is 10-38cm, the recommended weight is 8-30 catties)