Isofluid® Earloop Masks

Fluid resistant outer layer with white, facial tissue inner layer. Extra long, aluminum nose piece. Meets En14683 Rating - Type IIR Standard, Fluid Resistance - 80mmHg, BFE >98.4% @ 3 microns, PFE=98.5% @ 0.1 Micron, Delta P (breathablility) <4.0 H2O/cm², Flame Spread Class 1.