High efficiency, low resistance one-way valve and disposable filter minimize the possibility of cross-contamination. 15mm O.D. connector can be attached to any standard ventilation and oxygen equipment. For use on adults, and inverted for infants. Ergonomically shaped mask with soft-air cushion for leak-free performance, easy grasp and patient comfort. Elastic green strap to keep mask in-place. Pocket storage case and operating instructions included. Latex Free.