Model: dcCZ01 ?Applicable Fields : PM2.5, Pollen, commuting, Biomass burning, Industry Pollution ?Material: PP + dc Membrane + ES / Special-made ear straps ?Extra Advantages Block particles and oil particles, Utra breathable, ensuring comfort and dryness for extended periods. Washable and Reusable Ergonomic curve design, snug fit without tightness on the face. Special-made ear straps to prevent ear discomfort during prolonged wear. ?Washable Reusable : 1 mask can use for 5-7 days ?Certificated EN149:2001 +A1:2009 FFP2 NR Taiwan CNS15980 PM2.5 A grade China GB/T 32610 PM2.5 A grade ?Color: 1. Gray Mask with Yellow Earloop 2. White Mask with Yellow Earloop Packing: Packing: 6pcs/Box, Single pack for each mask Size: 95 mm X 120 mm (expanded width approx. 150 mm) Suitable for Kids Age 3-10 Expiry Date: indicated in Seal Storage: Avoid direct sunlight Made in Taiwan