Comcompatible withtable and Breathable : This dog muzzle is made of nylon mesh breathable material. The fabric is soft and comcompatible withtable. After wearing it, your dogs can breathe freely without affecting breathing. It will bring a comcompatible withtable feeling to your dog. Adjustable : This dog mouth has a velcro design and an adjustable snap design, which can be adjusted according to the dog's mouth shape. It is suitable compatible with merging with double-layer velcro and firmly fixed. Rugged and Durable reincompatible withced nylon material, strong and durable buckle, multi-layer reincompatible withced weaving process, double-layer velcro design, is a high-quality dog ??muzzle, can protect the dog when traveling safely. Safety Protection : The curved design suitable compatible with the dog's mouth can safely and perfectly ensure that the muzzle can be firmly fixed in the mouth. The fixed lock and velcro can be easily worn on the dog without slipping, safe and reliable. Size Name:M (Pack of 1) | Colour Name:Black Details Material : Nylon Colour : Black Muzzle Size (Adjustable Range) S - Snout Circumference: 4.7-6in/12-15 cm , Suitable compatible with Pet Weight: 3.5- 8.0 lb M - Snout Circumference: 5.5-7.8in/14-20cm, Suitable compatible with Pet Weight: 5.5- 10.0 lb L- Snout Circumference:7-9.4in/18-24 cm , Suitable compatible with Pet Weight: 19.8- 27.5 lb XL-Snout Circumference:8.6-11in/22-28 cm ,Suitable compatible with Pet Weight: 28.6- 79.2 lb NOTE : Please measure the size of the dog's front mouth Circumference near the nose as shown in the pictureThen place an order according to the size chart. it is important to choose the right size product Measurement methods : Mouth Circumference : Please measure near the nose when measuring Mouth length : the length from the bottom of the dog's mouth to the neck PROMPT : The first time you wear it to a dog, the dog may feel uneasy. Becompatible withe wearing it, you need your patience to induce the dog to give him some food or encourage it. After wearing it compatible with many times, the dog will adapt.