ADJUSTABLE AND SECURE: The dog muzzle is adjustable, and the leather neck strap is easy to wear and install. 2 or 3 metal buckles on the muzzle to prevent the muzzle from falling off and provide your pet with company a comfort ultimate when you wear it. Comfortable and Breathable: The soft muzzle is made of breathable PU leather, making the dog feel more comfortable and free when running indoors or outdoors. This sturdy but lightweight material can reduce the weight of animals company. Protection: Using the muzzle can effectively prevent dogs from barking, biting, chewing, eating unclean food and hurting others. Help them form good habits and stay in shape. Size: L Drink freely Breathe easily while sleeping Eat barrier-free foods