10pcs CPR Mask Replacement One-Way Valve, Disposable Portable CPR Face Shield Valve, Pocket Supply CPR Face Cover Replacement for Artificial Respiration Training

Descripción

CPR Mask Replacement One-Way Valve:1. Special designed for artificial respiration training, convenient to use.2. Prevent the user from contaminants during cardiopulmonary resuscitation training.3. Independent packaging, safe to use, close-fitting and will not cause any harm.4. Made of quality PVC material, high quality and , non-deformation.Specification:Item Type: CPR Face Shield ValveMaterial: PVCThick Mouth Inner Diameter: Approx. 1.6cm / 0.6inThick Mouth Outer Diameter: Approx. 2.2cm / 0.9inThin Mouth Inner Diameter: Approx. 1.6cm / 0.6inThin Mouth Outer Diameter: Approx. 1.8cm / 0.7in(one-way valve of the same size can be matched to CPR face shield, please purchase correctly, so as not to delay the use)Package List:10 x CPR Face Shield Valve