The Urban Air Mask 2.0 introduces a whole new level in protection, breathability, and design. By combining cutting-edge filter technology with timeless Scandinavian design, the Urban Air Mask 2.0 offers an outstanding performance and comfort to combat harmful particles in the air. Reusable, washable and available in 3 sizes.The Urban Air Mask 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). The mask filters the following particles in the air you breathe:• PM 0.3-10, dust and other air pollutants• Pollen and other allergens• Bacteria and other germs• Wildfire smoke & cigarettesPackage includes:- 1 Airinum Urban Air Mask- 2 filters- 2 Valve covers- 1 Fastener bandEach filter can be used for 100hours.