Dogit Nylon Dog Muzzle helps control biting, barking and chewing while permitting drinking and panting. Strong, but soft, nylon construction. Can be either machine or hand-washed. Dogit Nylon Dog Muzzle - Black, Medium, 14cm (5.5"). Strong, washable nylon construction. Suitable for Cocker Spaniels, Beagles, Border Collies, Brittany Spaniels.