MORE COMFORTABLE FABRIC --- Made from soft breathing mesh and soft fabric around the edges，the dog muzzle cover is a humane way to limit your dog biting, barking, chewing and other bad habits while keeps your dog dressed for comfort, doesn't hurt his or her mouth. MORE HUMANIZED DESIGN --- Different from the traditional dog mask, wearing the dog mouth cover, you can leave a proper space for your dog mouth to breathe, gasp and drink. The more humane design solves the inconvenience of traditional dog masks that do not drink water. ADJUSTABLE SIZE --- The velcro design allows the dog muzzle to be adjusted to the most appropriate size depending on the shape of the dog mouth. And the adjustable loop connecting the collar helps to keep muzzle securely in place, ensures fit snugly and Anti-slipped. EASY TO WEAR AND CLEAN --- The combination of double velcro and buckle makes it easy to wear a dog guard cover for a dog. Any excess strap length can easily be secured with a hook and loop fastener to prevent loose ends as well. It could also be washed by the washing machine, and dry flat. NOTICE --- Choosing the correct size online can be hard, so to make it easy for you we have provided a chart and measuring instructions MAINTENANCE METHODS 1. Wash strips with neutral cleaner and rinse with water. 2. Avoid high temperature, low temperature and damp environment. 3. Do not use hot water disinfection, avoid touching gasoline, alcohol and so on. 4. Don't let your pet bite the muzzle. It will break it! MATTERS NEED ATTENTION Do not wear muzzle for long time without your supervision. Pay attention to the correct way of wearing. Check it before fitting and stop using if it is damaged. To wear it for the first time, it need your patience to help the Dogs. Dogs maybe not adapt, and it will be better after some time. TRAINING A DOG TO ACCEPT A MUZZLE 1.Let him sniff the muzzle. Give a treat. Repeat a few times. 2.Touch his nose with the muzzle. Treat. Repeat until he indicates that the muzzle looks interesting in a good way. 3.Hold the muzzle to get the treat.Repeat until this step is no big deal. Gently slip the muzzle onto his nose and give him a treat. Remove the muzzle immediately. Repeat a few times. 4.Put on the muzzle and fasten the buckle. Treat. Remove immediately. Repeat a few times. 5.Put on the muzzle, fasten it, and count slowly to five. Treat. Remove the muzzle. Each time you put on the muzzle, gradually increase the time the muzzle is on. Hold his collar and give treats.