Plastic film containing a one-way valve
Film acts as a barrier to help prevent infection
One-way valve allows expired air ventilation
The most widely used CPR mask in the world Pocket Mask w/Gloves & Wipe in Yellow Hard Case..
A transparent plastic film, printed with an illustration of a face on
the front to indicate where this should be placed on the
Disposable non-rebreathing airways with one-way valve are changed after each class for maximum instructor convenience and student safety...