Complies with EN149:2001+A1:2009 FFP2 NR D standards with CE marking Low breathing resistance for more comfortable feel to wearer Heavy-duty head straps, the adjustable nose clip and the soft foam nose piece for a comfortable custom fit Covered with active carbon pre-filter against nuisance organic vapours Exhalation valve reduces hot air buildup and easy breath in hot/humid environments Complies with Dolomite (D) clogging test for better breathing resistance Packing: 1×12 x20, 240pcs in one carton Made in China