PRODUCT DESCRIPTION CPR Shield / Barrier Designed to protect the rescuer from the victim's oral secretion, preventing unsafe contamination while aiding in the administration of proper CPR technique. One way valve and solid molded design assures that the barrier will not leak or fall apart during CPR. Also available with a nylon washable double stitched key-ring pouch (not included). When it comes to protecting yourself while trying to save a life, don't settle for anything less. This breathing shield CPR barrier uses clear tamper-evident waterproof packaging for each one of our CPR resuscitation shields to ensure that the product arrives at you in the best condition and ready for use Features:- Constructed of Clear Medical Grade Vinyl Prevents Biological Contamination During CPR One way valve and HEPA Filter with extra release holes to eliminate blow back Shield is disposable Clear Tamper Evident Waterproof Inner Packaging MANUFACTURER CONTACT INFORMATION 908-486-7050