Portwest P351 FFP3 NR D Valved Dolomite Fold Flat Respirator Mask Box of 20
EN 149:2001 +A1:2009 FFP3 NR D. Dolomite optional clogging test (D) to provide more comfortable breathing and longer lasting filtration performance. Comfort: Vertical Flat Folded, each mask inside individual polybag for easier storage.