Crosstex GCIBL Isofluid Earloop Face Mask ASTM Level 1 Blue 50/Bx por | Jul 21, 2026Earloop Mask – Blue, 50/Bx. Fluid Resistant Outer Layer, White Tissue Inner Layer, BFE ≥ 95%, PFE ≥ 95% at 0.1 micron, Latex-Free, Extra-Long Aluminum Nose Piece, Delta P (breathablility) < 4.0, ASTM Level 1.
