Face mask DM0401 A-30F Meeting the international quality criteria (Europe); EN149; 2001; CE0121. Made with grade P2 compound material. Special and soft foam is used as the inner layer of the bandage to ensure the best airtight on the face. It is easy it take alone and store because it is folding. The dustproof density reaches 12 times. The special high-efficient CPC flow breather valve, strictly to the OEL, makes your breath easy by reducing heat accumulation. It is applicable in such places as construction, mining, textile, grinding medicine, disintegration projects, cement, agriculture and animal husbandry, cutting dust, pollutes from heavy metal.