OUTDOOR SAFE - This humane muzzle guard features a fully covered nostril design that acts as an effective barrier to prevent your dog from eating poisonous bait, biting passers-by, cleaning and chewing when outside. This is a safe guarantee for outdoor walks.STRONG BUT COMFORTABLE - Made of high-quality soft and lightweight material, this mesh dog muzzle is not easily torn by your dog's paws and will not rub against your dog's nose. The soft and breathable mesh makes it a pleasant fit for your dog. With this breathable muzzle for dogs, you can wear pants and drink water freely in all seasons. Therefore, this humane dog muzzle will make it easy for your dog to accept the muzzle.Stays in Place - Adjustable overhead strap ensures this non-slip muzzle stays in place. Plus, you can simply adjust the neck strap to fit your dog better without worrying about this dog mussel falling off.Multiple Size Options - This pet muzzle is available in 6 sizes. This small dog muzzle is suitable for Dachshunds, Jack Russell Terriers and more. This medium dog muzzle is suitable for Border Collies, Huskies and more. This large dog muzzle is suitable for Labradors, Golden Retrievers, German Shepherds and more. But this dog muzzle is not suitable for dogs with flat faces, such as Pit Bull and Boxer.