EN149 FFP2 approved. Foldable design and easy to carry and store. Against non-toxic solid and liquid aerosols according to EN149:2001. Smooth PP inner layers provides smooth lining and comfortable feeling. Soft edges can fit different facial shapes and feel comfortable. Low breathing resistance and long life time for use. Recommend application: hospitals, disease control and others.Packing: 40PCS/BAG/BOX, 20BOXES/CTN