Specifications: Easy to use and clean. This soft muzzle is made of mesh polyester material and yet breathable. It is adjustable at the snout with buckle. Difficult for dogs to remove with paws, only use this muzzle while supervising your dog. Item Name: Dog Muzzle Material: Polyester Features: Adjustable, Breathable, Anti Bark S Fit Mouth Circumference: 12cm-15cm/4.72"-5.91" (Approx.) M Fit Mouth Circumference: 14cm-20cm/5.51"-7.87" (Approx.) L Fit Mouth Circumference: 18cm-24cm/7.09"-9.45" (Approx.) XL Fit Mouth Circumference: 22cm-28cm/8.66"-11.02" (Approx.) XXL Fit Mouth Circumference: 28cm-34cm/11.02"-13.39" (Approx.) Notes: 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. Package Includes: 1 x Dog Muzzle Easy to use and clean. This soft muzzle is made of mesh polyester material and yet breathable. It is adjustable at the snout with buckle. Difficult for dogs to remove with paws, only use this muzzle while supervising your dog.