Premium Material - Made of activated carbon and non-woven melt-blown filter cloth, this face mask filter is breathable and comfortable.
Multilayer Filtration：The pm2.5 face shield filter is composed of 2 layers of non-woven fabric, 2 layers of meltblown cloth and 1 layer of activated carbon cloth.
Daily Protection - This activated carbon filter can effectively keep you away from air pollutions like vehicle exhaust, dust, pollen, smoke and so on.
Easy to Use - Carbon filter measures 4.72x3.15 inches, can be easily inserted in most mask pocket, great as mask filter replacement.
Filter Replaceable - The filter insert paper refill for face mask is disposable and cannot be washed, it should be replaced regularly.
All shipping in the lower 48 states are included in the price of the item (Free shipping), additional charges may be applied for international and HI, AK, PR, APO, locations.
Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.