Specifications:Mouth length less than 6 centimeters is not suitable for wearing this muzzle.This dog muzzle is adjustable to fit your pets mouth better.Dogs do not barking, do not worry about the dogs bite people.Its perfect for training, handling, grooming and protection of wounds.Made of high quality faux leather material, this dog muzzle is breathable, durable and safe.With this dog mouth cover, you can effectively prevent dogs from biting, messy barking, chewing and eating indiscriminately. Item Name: Pet Dog Mouth CoverMaterial: Faux LeatherFeatures: Anti Barking, Breathable, Adjustable, Anti-dust, Pet Supplies XS Size: 32cm x 13cm x 1cm or 12.6" x 5.12" x 0.39" (Approx.)S Size: 38cm x 18cm x 1cm or 14.96" x 7.09" x 0.39" (Approx.)M Size: 43cm x 23cm x 1cm or 16.93" x 9.06" x 0.39" (Approx.)L Size: 45cm x 29cm x 1cm or 17.72" x 11.42" x 0.39" (Approx.)XL Size: 50cm x 32cm x 1cm or 19.69" x 12.6" x 0.39" (Approx.) Notes:Please be kindly noted, the listed product is produced and distributed abroad and subject to the laws of its country of origin.Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.XS, S, M sizes are 2 buttons, L and XL sizes are 3 buttons. Package Includes:1 x Pet Dog Mouth Cover