The ffp3 masks for virus protection and CE En 149 FFP3 lightweight air face mask is made of high-quality knitted cotton fabric, the stitches are neat and firm, offering excellent permeability, soft texture, comfortable, safe for face skin and breathable. ffp3 respirator mask High grade 4 layers filter made by knitted cotton has good breathability and easy breath in hot/humid environments. Soft fabric is used for the ear cords which don’t hurt ears even if worn for a long time. This ffp3 cup face mask with vale will keep safe your mouth by protecting from all dust, air polluted place, vehicles smoke, and sandy air. It is the anti-dust even in changing weather.