This item is well made of premium plastic and leather, which is and hard moderate, and comfortable for your pet to wear. It can not only effectively protect your dog from eating leftovers or biting things casually, but also protect your children when they are staying and playing with dogs. Features - ColorLight Brown - Material: Plastic and leather. - Size XS: 3.5cm (Front width); 4cm (Front height); 5.5cm (Mouth length); 5cm (Mouth girth); No more than 30cm; 0.02kg (Weight); - Size S: 4cm (Front width); 4.5cm (Front height); 7.5cm (Mouth length); 7cm (Mouth girth); No more than 32cm; 0.025kg (Weight); - Size : 4.5cm (Front width); 5cm (Front height); 8.5cm (Mouth length); 8.5cm (Mouth girth); No more than 34cm; 0.035kg (Weight); - Size L: 5cm (Front width); 7cm (Front height); 11cm (Mouth length); 10cm (Mouth girth); No more than 40cm; 0.05kg (Weight); - Size XL: 5cm (Front width); 7.5cm (Front height); 12cm (Mouth length); 11cm (Mouth girth); No more than 47cm; 0.055kg (Weight); - Size XXL: 5.5cm (Front width); 8.5cm (Front height); 14cm (Mouth length); 13.5cm (Mouth girth); No more than 30cm; 0.075kg (Weight); - Size XXXL: 6cm (Front width); 10cm (Front height); 15cm (Mouth length); 14.5cm (Mouth girth); No more than 30cm; 0.095kg (Weight); - and hard moderate, and comfortable for your pet to wear. - Protect your dog from eating leftovers in the street. - Prevent your dog from barking or biting things casually. - Adjust the the muzzle accordingly to get the perfect fit for your dogs shape. - Offers great protection, also makes your dog look cool. Package list: 1 * Pet Dog Puppy Plastic Basket Type Adjustable Training Muzzle Anti-biting Dog Muzzle for Biting and Barking Control Size