** This is the MEDIUM/LARGE SIZE ( " for dogs  over 25 pounds.) Measures 4.5 x 4.5 x 4 inches . Item is Brand New and Factory Sealed.

• Designed by Vets, Used by Pets – PureVent is the veterinary standard of care for helping aid and reduce respiratory distress caused by CHF, collapsing trachea, asthma, pulmonary hypertension, Laryngeal paralysis, and much more.
• Built to Deliver More Oxygen - Improved triangular ergonomic shape delivers more oxygen, while decreasing harmful gas rebreathing by your pet.
• Try-Vent Advantage – 3 Vents placed at the back of the mask allow for exhaled CO2 gas to escape, without being mixed with inbound oxygen. This design leads to an 80% reduction in CO2 rebreathing compared to any other pet mask on the market.
• No Pulled Hair, Less Pet Stress – PureVent soft silicone holds oxygen in, without constricting the snout, making your pet more comfortable with their Oxygen experience. A better set experience, mean more Oxygen for your pet.
• Easy Clean and Comes with 6 Feet of Oxygen Tubing – 1 single designed mask with no extra parts makes it easy to rinse, use, and repeat. Other masks have several parts to remove and clean. Comes ready to connect to any oxygen source. For EMS, Police, Fire departments, and pet owners at home. Standard oxygen tubing connects to any oxygen source.

• This is sold ' As is ' with NO returns accepted or refunds given.