PM 2.5 Activated Carbon Filters Replaceable Anti Haze Filters?Meltblown Non-Woven Cloth 5 Layers -100pcs- …

Specification: Size: 12 * 8 cm/4.72 * 3.15 inch Material: Non-woven cloth Color: White Package Including: 100 pcs Designed For: Man and women Using Methods: Step1:After washing your hands,take out the product. Step2:Inset the PM2.5 air particles through the filter into the interlayer. Step3:Cover your nose and mouth and hang the rubber bands on your ears. Step4:Fix the nose dip to the nose. Tips: 1.When film or sticky sediment emerges, please replace the filter. 2.Compatible with reusable and washable anti-pollution, anti-dust, anti-haze PM2.5 masks.