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. Item Name: Dog Muzzle Material: Polyester Features: Adjustable, Breathable, Anti Bark Size: 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.) Note: Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Dog Muzzle High-Quality Nylon: The dog muzzle is made with high-quality nylon material, soft breathable mesh and soft fabric,it can make the dog feel more relax and comfortable, doesn't hurt your dog's nose. Enough Space To Breathe And Drink: The humane design solves the inconvenience of traditional dog muzzle that can't drink water, can leave a proper space for your dog mouth to breathe, gasp and drink. While preventing biting and muzzle for dogs used for safe socialization. Multi-Function: This dog muzzle is a prefect solution for a lot of problems. For example, it helps in the nail trimming process, prevents dog bites, prevents dogs from eating, prevents dogs from licking wounds and barking. It is a great helper for families, travel, pet training, pet stores, vets and veterinarians. Help Dogs Correct Bad Habits Effectively: This dog muzzle is an effective way to limit dogs biting, barking, unwanted chewing and other bad habits.Using dog muzzle have is proven to be an easier, fun and a win-win way to take care of your dog.