Airinum - 3-Pack Urban Air Filter 2.0 - Replacement Filters for Urban Air Mask 2.0 - Extra Small

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 world’s most advanced filter laboratories and is available in 4 different sizes.