Dynarex DynaSafety CPR Shields and Masks are lightweight, protective barriers designed to help prevent the spread of germs between responders and patients during mouth-to-mouth resuscitation. The Shield features a one-way valve that provides an open airway for rescuers when performing the head-tilt, chin-lift maneuver. The CPR Shield’s one-way valve helps to effectively block blowback to the caregiver during CPR. The Shield is also available with a key-ring pouch for easy portability. An all-in-one kit with CPR mask, vinyl gloves, and optional oxygen port is also available for optimal convenience. Quantity per Case: 25