The Moldex Air Plus ProValve Real Reusable FFP3 Mask has a washable full face seal and offers a secure fit that is comparable to a half mask. The AirWave® Pleated Filter reduces breathing resistance, improves wearer comfort and minimises fatigue. Offers low breathing resistance even after hours of use. The built-in ProValve reduces condensation from exhaled air. Masks are individually packaged. FFP storage bag available (MOL399401), helps keep the mask hygienic. FFP3 R D for protection against harmful and toxic dust, fumes and aerosols. 20 x WEL (Workplace Exposure Limit). Tested and certified to EN 149:2001 and A1:2009.