Double-Seal Arching Masks - BX/50

Superior structure to old masks with one or two bars. This next generation mask has pinch point bar on nose, chin and middle bar for more comfort, breathability, better protection. Hypoallergenic for sensitive skin, softest ear loops, ultra-high filtration, PFE 99.7%, at 0.1 micron, BFE 99.5%, very breathable. Latex free. Sold BX/50 Meets ASTM Level 2 standard, 120 mmHg