Full Face Mask C 702/TWIN (Class 3) olive/blackfull face mask with unique thread twin filter system faceblank and inner mask made of high quality hypoallergenic TPR durable full face mask that meets the highest requirements of (class 3) for use with particle, gas and combined filters of SERIES 200 with intelligent ventilation system, without check valves, which minimizes reathing resistances and prevents the fogging of the visor efficiently extra large panoramic visor, optical class 1 (EN 166),