Why should buy a dog muzzle? - Act as a calming tool to prevent any aggressive behavior from your dogs. - To help others alleviate their concern so that they can interact which your dog with ease instead of fear. - Make it easier for vet to check your dog and offer protection. - Easy handling during grooming sessions, especially when the nails need to be trimmed and the fur combed. - Prevent your dog from licking and biting at his wounds, and to keep him from removing any stitches that may be present on the wound. - To stop your dog from scavenging and eating poisonous substances on walks. How to Put on The Muzzle? 1 - Measure the size of your dog's mouth and choose the right size. 2 - Before wearing it for the first time, please let the dog smell the muzzle and become familiar with the taste. 3 - Touch his nose with the muzzle. Give some snacks to encourage and repeat until he can accept the muzzle. 4 - Gently cover the dog's mouth with the muzzle, taking care not to block his eyes. 5 - Adjust the elasticity of the Velcro to ensure that the dog can breathe freely and drink water with its tongue out. 6 - Loop the strap around the dog's neck and fasten the buckle. Adjust the length to ensure that the mouthpiece does not fall. How to Choose the Size of the Dog's Muzzle? Please use a soft tape to measure your dog's snout circumference before ordering. # M - dog's mouth circumference: 6 ¼ - 7 ½ in (16-19 cm) # L - dog's mouth circumference: 8 ½ - 9 ½ in (21.5-24.5 cm) # XL - dog's mouth circumference: 12 ¼ - 13 ½ in (31.5-34.5 cm) Friendly Suggestion: Your furry friend deserves a gentle treatment. Dog muzzle should never be used for extended period of time (although our soft muzzle is designed for long-lasting comfort while wearing), either in unsupervised situation, or as a form of punishment.