【US Stock】PM2.5 Activated Carbon Filter Replaceable Anti Haze Filter Paper for Breathing Insert Protective Mask for Adult (30PCS)

* Ship from USA- Package: 10pcs/bag. Please select [TCE] storefront to purchase. * Product: 10 Pcs PM2.5 Activated Carbon Replaceable Anti Haze Filter. Filters size: 12 x 8 cm/ 4.7 x 3.1 inches; *5 Layers – The first layer of spunbond filters out micron-sized dust; the second layer filters industrial pollutants, car exhaust, second-hand smoke and pollen allergens. The third layer of activated carbon cloth filters out micron-sized dust; the fourth layer provides filter density for smaller materials. The fifth layer of spunbond filters out various harmful substances. * Product Guarantee – Product Testings at Fully Accredited Laboratory * Wide applications – Activated Carbon Filter anti airborne particles dust, smoke, pollution, ash, gardening pollen and so on, suitable for most occasions. Buying multiple pieces is more cost-effective and suitable for sharing with family, friends and neighbors.