A soft flexible dome that can be easily squeezed around the nose mouth and chin of the victim A standard 15 mm port that can be used with bag-mask resuscitation units or aerosol tubing A compact mask valve with quick two-piece assembly Features elastic strap Latex-Free Fully assembled - ready to use Features mask with O2 inlet one way valve filter head strap and gloves One-way valve and filter prevents backflow of air contaminants from patient to rescuer