Check the listing for details. 100pcs First Aid CPR Mask CPR Face Shield Emergency Training Blue One Way valve. Condition: New. Listed at 65.00 USD. Welcome to Elysaid’s shop ， We are trying to provide the professional first aid kits to you. Feature: - 100% new and high quality - one- Way -Valve ,Professional design - standrad size for training or rescue use. - pack in a small pp bag, postable. - Food grade material,no smell , non toxic.professioanl - the filter can resist 95% of bacterias - Special designed Mouthpiece ,make the valve more easy to operate - Just for single use Specification: CPR Mask Material: Food-grade PE CPR Mask Color: Transparent CPR valve Material : Food-Grade PVC Use: To the casualty in doing mouth to mouth artificial respiration, avoid contact with the patient's mouth, nose and face. Package included： 100 set CPR Mask Blue new。.