New generation of lightweight air-purifying full face respirator offers a comfortable fit. The face piece lens has been engineered to be optically correct, giving you superior visibility and peripheral vision. The wraparound scratch-resistant polycarbonate face piece lens provides a wide distortion-free field of vision. Model: 3100: Requires only routine filter replacement and approved according EN136 class 3. Suitable for European filters with thread according EN 148. As well approved by NIOSH (The National Institute for Occupational Safety and Health).