... R&D,OEM and ODM .. N95 mask, particulate respirator,safety mask 1.Maintenance free 2.Latex-free ... synthetic rubber head strap.N95 mask, particulate respirator,safety mask Features1. Conforms to international standards: EN149: ... agriculture, farming, electronic, food processing, cement textile, disintegration, carving, heavy metal pollution, gardening, glass, workshops, etc. Package1.Box ...