3M 6000 Series Reusable Full Face Mask has a large polycarbonate lens and soft, hypoallergenic, elastomeric facepiece. The polycarbonate lens has impact resistance to EN166:B and provides good visibility and a wide field of view. The bayonet connection enables you to connect to a broad range of 3M twin lightweight filters. The lightweight full face mask features a 3M Cool Flow Valve and four strap suspension. The mask protects you against gases, vapours and particulates. The Cool Flow valve helps to reduce heat and moisture build up and provides less restriction to your breathing.