This large reusable half-facepiece respirator for mould/silica hazard is made of thermoplastic Elastomer and comes in grey. It has a bayonet connection and is configured for dual cartridges. The respirator features a drop-down headstrap, Airline-supplied-air, an exhalation valve, and a four-point head harness. It is compatible with welding shields and supplied-air systems. There is one respirator in a bag.