PM 2.5 Face Mask Filters for Washable Face Masks - 20 Pieces
Made with waterproof non-woven fabric, melt blown fabric, activated charcoal fabric and high efficiency non-woven fabric.
The first two layers are made together. It consist of water proof fabric that is pressed with melt blown fabric. This layer of protection provides the most resilient layer of protection.
The third layer is made with activated carbon charcoal fabric that is widely used in industrial, medical and defense applications.
The fourth layer is thick layer of non-woven fabric that filters any particles that may have passed through the first two layers.
The fifth layer is a high efficiency non-woven fabric that allows for better air circulation and is skin friendly.
Helps protect against airborne particles such as dust, allergens that causes allergies, smoke, pollution, ash, pollen and so on.
Size: 4 ¾- 5 ⅛ x 3⅛ inches
Filters should be used with washable face masks with filter pockets.
Filters should be replaced daily.
Do not wash filters.