Physiological muzzle for a dog The flexible muzzle for the dog is made of silicone, neoprene and nylon. It protects against biting, is closed and safe thanks to triple fastening. The muzzle is comfortable to wear, thanks to the materials used and ergonomic fit. The right shape and neoprene straps do not compress the muzzle and neck. In addition, it has an adjustable nylon strap Kaganiec does not hinder breathing, eating or drinking. High-quality and easy-to-clean rubber was used for the production of the muzzle. Adjustable neck strap with snap closure increases the comfort of use of the product. Size: S (1) The muzzle should be comfortable for the dog. Large enough for the dog to open its mouth freely, zip and yawn. It cannot fall or squeeze the dog. Colour:Black Below is a table with sizes. CHOOSE A SIZE FOR YOUR DOG Do you know what size muzzle to choose? It is very important to ensure your pet is comfortable and breathing freely. So it is best to measure the dog's mouth and compare the results with the dimensions of individual models.