Check the listing for details. 50 Rolls36pcs/Roll CPR First aid Face Shield One-Way-Valeve For CPR/AED Training. Condition: New. Listed at 290.00 USD. Features: * Compacted in shape ,package in a small bag ,can be placed into any first aid kit and carried easily. * It is a mask with a ventilation tube with one-way valve. * Just for single use. * The low resistance unidirectional valve and water filter are combined to block fluid and secretions, valves and filters together played a barrier to rescue personnel and sick isolation * Transparent dome allows rescuer to visually check for patient’s lip colour and vomitus * Food grade material, no smell , non toxic . professioanal * Special designed Mouthpiece ,make the valve more easy to operate Use: * To the casualty in doing mouth to mouth artificial respiration, avoid contact with the patient's mouth nose and face. * To CPR first aid training. Specification : CPR Mask Material: PE CPR Mask Size:29.5*19cm CPR Mask color: Transparent 36pcs CPR FACE SHIEDL in roll, each piece can be disparted easily, packed in paper box, non-sterile. It’s suitable for artificial respiration training Package include:50 rolls ,36pcs in one roll