Carbon Activated PM 2.5 Mask Filter - 50 PACK
Childrens Sizing - 10cm by 7cm
Adult Sizing - 12cm by 8cm
Filtration technology: made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system effectively keep away from PM 2.5 and a range of airborne contaminants
Abundant quantity: comes with 50 pieces activated carbon filter, usually recommend replacing the filter once a week, enough quantity for you to use for a long time
Please Note: This listing is for 50 individual filters. We recommend for all filters to be changed regularly.