Product Description 1) Meet European Quality Criteria EN 149: 20012)FFP1, FFP2, FFP3 masks could be provided3) With multi-layered nonpoisonous, non-allergic, non-stimulating materials.4) Adjust the bandage strip and the built-in bandage foam cushion to adapt to various face-shapes with comfortable sealing. Special design and the breath is more relaxed5) The high-efficient and strong electrostatic filtering materials effectively filter the solid particle dust, and prevent the oil liquid gas.6)Manufactured with actived carbon cloth, adsorbing and dispelling organic gas and acid and bad smells.7) Use for construction, mining, textile, grinding medicine, disintegration projects, agriculture and animal husbandry, cutting dust, pollutes from heavy metalRegular Packing: 20PCS/bx, 400PCS/CTN*The products and packages could be made accordingto customer's specification.*Customers' logo could be printed on.