AIRINUM 3-Pack Urban Air Filter 2.0 - Replacement Filters for Urban Air Mask 2.

The Urban Air Filter 2.0 has been re-engineered into perfection in order to
provide a superior protection against harmful particles in the air. The main
difference with the new 2.0 filter is that it is thinner and softer with less
fiber movement, making it way easier to breathe in. The multi-layer filter
technology is tested at RISE R&D center in Sweden, one of the worlds most
advanced filter laboratories and is available in 4 different sizes.

* The Urban Air Filter 2.0 offers a triple layer filter technology in order to provide a superior protection against PM 0.3-10, air pollution, smog, haze, and other harmful particles in the air.
* The Urban Air Filter 2.0 is tested in world-class Swedish laboratory (Camfil) with equivalent results of the American N95 or European FFP2 performance (Test: GB2626 & Certification: KN95).
* Each filter has a 3D memory nose-foam and adjustable nose clip for minimal air leakage around the nose.
* The filter lfactors such as the pollution in your surroundings. On average our filters last 100 hours but we advise to change every second week for hygienic reasons.
* The Urban Air Filter is available in 4 different sizes.