Full Face Respirator, Medium ORS NASCO corrosion and damage from denting Featuring corrosion and damage from denting Featuring a large 3 in funnel mouth opening for easy no mess fill and cleaning Chemical resistant seals and gaskets designed to handle a variety of chemicals Brass nozzle and shut off with lock on feature Reinforced hose to withstand harsh chemicals Quick Change Sanding Discs use USA developed creating a barrier against contaminants Silicone nose cup is soft and comfortable for all day wear Polycarbonate lens with wide field of vision maximized peripheral visions plus downward view for high impact Wide viewing area provides distortion free visibility and optical clarity Five point strap option includes center strap to help position and hold the mask for a more secure fit and offers quick easy adjustments