The Beeswift B-Brand mesh mask has a soft foam nose seal for added comfort. The mesh shell for durability and resists collapsing. Features an adjustable clip strap for simple and quick release. Dolomite clogging tested, gives better breathing resistance and for a longer time period. This mask has an Easy breathe exhale valve. All carbon (charcoal) helps absorb smell and odours. Premium mask for the more demanding applications. Conform to EN149:2001+A1:2009 FFP2 NR D. For Hazard Type: Toxic dusts, fumes and water-based mists. Example: Working with hardwood, glass fibres and plastic (non PVC) and some metalwork.