These Scan FFP2 Premier valved disposable masks are designed to cover the nose, mouth and chin. The construction is made of the filter material itself, and the exhalation valve makes breathing easier. The masks have elasticated retaining straps to keep them securely in place. In addition they have an adjustable nose clip and soft foam nose piece for custom fitting. To be disposed of after each period of work or 4 hour shift. FFP 2 NR With a FFP2 protection level, these masks are suitable for protecting against particles of between 2-5 microns. They are ideal for use with: Sanding of softwood Hand sanding MDF Ceramic tile dust Cutting slabs The masks conform to EN149:2001 and A1:2009.