Features a positive, one-way, nonbreathing, replaceable valve complete with filter. It is made up of materials that remain flexible over a wide range of temperatures so that the mask conforms to facial contours.
MDI CPR MICROMASK by MDI | Health Products For You - MDI CPR MICROMASK by MDI: Features a positive, one-way, nonbreathing, replaceable valve complete with filter. It is made up of materials that remain flexible over a wide range of temperatures so that the mask conforms to facial contours....