Description Description: Made of sofe leather material, extremely tough, lightweight and durable, and comfortable to touch. Its adjustable on both the side strap and bottom straps underneath the mouth, can be widened or narrowed if needed. There is a loop which attaches to the dogs collar that you put the strap that goes around the head through to help it stay on, so your dog should have a sturdy collar in order for the muzzle to stay secure Air holes design, it is breathable when putting on, and it also allows the dog to open his mouth enough to eat or drink or pant, also still prevents biting. This Muzzle is only suitable for dogs with long snout. Not for breeds such as pit bull. Its necessary for your dog to get the right size. Please follow our size map and measure your dogs snout to pick the most fit size! Specification: Material: Leather Size M: snout:19-22cm or 7.5-8.7inch, mouth:23-27cm or 9.1-10.6inch, neck:24-36cm or 9.4-14.2inch, suitable for pet 10-25kg Size L: snout:23-26cm or 9.1-10.2inch, mouth:29-33cm or 11.4-13inch, neck:31-40cm or 12.2-15.7inch, suitable for pet 22.5-37.5kg Size XL: snout:24-28cm or 9.4-11inch, mouth:30-35cm or 11.8-13.8inch, neck:38-49cm or 15-19.3inchm suitable for pet 35-55kg Package Includes: 1 Piece Dog Muzzle Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.