100Pcs Green Cpr Training Face Mask One-way Valve Filter Replacement Consumable CPR PVC Valves For First Aid Rescue Using

Specifications: Material: Plastic Color: Blue, Transparent Size: 4*3cm Quantity: 100pcs Features: - One-Time Use (Disposable). - Fits nearly all CPR Masks. - Has one way barrier filter to prevent regurgitation of vomit/saliva/blood from affecting the users rescue efforts. - Can be used for First Aid, CPR, BLS, ACLS, PALS Classes BLS/CPR Check off's. - A must have for every trainer or First Aid/CPR Kit. Package included: 100Pcs X CPR Mask Valve Note: The pictures are only for reference, please make the object as the standard. Thank you for your understanding!