Made from a unique easy-to-clean mesh material, this Best Fit Muzzle is lightweight, breathable and adjustable, providing total comfort for dogs. Designed for temporary muzzling, this soft, pliable mesh muzzle inhibits biting, chewing and marking, while still allowing the dog to pant and drink. Size 8XL is suitable for XL Rottweilers, XL Mastiffs, XL St. Bernards, and other similar dog breeds.