Pawliss Adjustable Dog Muzzles for Biting Nylon Mesh ?PLEASE MEASURE YOUR DOG BEFORE PURCHASING?Protect your children when staying with dogs, also protect your dogs from eating leftovers in the street. Material: Nylon.Mesh design ,more breathable Adjustable Velcro buckle, durable and sturdy Size: mouth: 8-11" Offers great protection, also makes your dog look cool!