These PM2.5 filters can be inserted into most cloth face masks that have a filter pocket. They are 3.15” X 4.8” in size and can be used vertically or horizontally.
Filters should be replaced every 1-2 weeks depending on how often you use them.
These are 5 layer activated carbon filters that provide protection against pollution, dust, smoke, allergens and other harmful substances.
3-5 business days
I'll do my best to meet these shipping estimates, but can't guarantee them. Actual delivery time will depend on the shipping method you choose.
Buyers are responsible for any customs and import taxes that may apply. I'm not responsible for delays due to customs.
Request a cancellation within: 0 hours of purchase
But please contact me if you have any problems with your order.
Sep 10, 2020