Features and Benefits: * Silicone skirt offers exceptional durability and comfort * Standard nose cup to prevent fogging * Viewing area offering distortion free visibility and optical clarity * 5 point headstrap * Replaceable, Polycarbonate lens treated with Anti-Scratch coating Easily converts to APR cartridge style respirator without the aid of tools. Lightweight downtube. 3 year limited warranty. NIOSH Approved: # TC-19C-269.