- High efficiency and low resistance one-way valve minimizes 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/children - Ergonomically shaped mask with soft-air cushion for leak-free performance, easy grasp, and patient comfort - Disposable filter to avoid cross contamination - Elastic green strap to keep mask in-place on patient - Latex-free - Operating instructions included - Pocket storage case