Gentle Leader Headcollar (not a muzzle) * Elimates pulling and lunging * Power steering for your dog * Comfortable, painless, never chokes Gentle leader controls your dog’s annoying behaviour in minutes not weeks because it is scientifically designed to use your dogs natural instincts. INSTRUCTIONAL DVD INCLUDED. XL Size – Giant Breeds over 55kg Available in Red, Blue or Black – please specify colour in order