Viper Charlie Reinforced Police Style Dog MuzzleOne of the top agitation muzzles on the market, Viper's Charlie Leather Reinforced Working Dog Muzzle are created with only the finest leather. This muzzle features a steel metal plate to protect the snout as well as reinforced sides to help maintain it's shape. Very lightweight, comfortable, as well as extremely durable. There are four sizes available, please refer to sizing guide photo for measurement help and information. Sizes: Size 1 = L 2.