SurgiVet Pet Oxygen Masks are designed to provide supplemental oxygen to animals suffering from respiratory distress, smoke inhalation, or for general recovery from anesthesia. The masks are used on animals by general and specialty veterinary facilities, emergency clinics and fire and rescue departments. These durable polycarbonate masks feature dual vents and a rubber mounted 22mm oxygen adapter enabling unrestricted inhalation and exhalation of air. Each mask can also be quickly attached to a BVM should the pet require manual breathing assistance. 3 sizes of Masks each with their own Oxygen Supply Tubing.