The CPR Life Mask Resuscitator features a one-way valve with bacterial and viral filter that allows no backflow of air or liquid contaminants from the patient to the rescuer or rescuer to patient. This flexible cushion mask from CFT Inc. provides an excellent seal, conforms easily to facial contours and remains flexible even with extreme temperatures. This clear mask ensures good visibility wo monitor the victim, is latex free and folds into a pocket size for easy carrying.