The ultra compact Adsafe plus offers maximum protection during CPR User friendly design protects the rescuer and helps eliminate hesitation when performing CPR Semi-transparent face shield allows visualization of patient’s lips, mouth and nose while protecting rescuer Printed instructions and orientation guides right on the shield help ensure correct use, even by those with little or no CPR experience Bite block airway tunnel with extended mouthpiece assists the rescuer in maintaining an open airway when performing the head tilt, chin lift maneuver One way valve with 3M filtrate filter protects the rescuer from victim’s fluids Single use, not made with natural rubber latex Measures 6 X 10 Inch when open, just 7/8 X 1-1/2 X 2 Inch when in its case Includes compact hard case with handy key ring clasp Standard orders ship in polybag, optional retail packaging (see photos) also available for a slight upcharge; add a "Q" to the item number when ordering Black