ASTM F2100-11 Level 2 EN14683 Type IIR BFE?98%, PFE?98% Precautions: ?This product is a disposable product, please do not wash it. Please dispose of the mask properly after use. Please put the product in a cool and dry place, avoid direct sunlight. Please avoid placing it in the reach of children, and store it in a clean place. Packing: 30 pieces individually packaged/Box Size: ~175 x 95 mm (Folded)