CROSSTEX ULTRA SENSITIVE EARLOOP MASK, 25 per box, 4 boxes per carton

ASTM Level 3 Ultra Sensitive Mask, Shield, White, Comfort Cushion No Fog Strip, Latex Free (LF), 25/bx, 4 bx/ctn

Void of All Links, Dyes & Chemicals. Outer White Fluid Resistant Layer. Inner White Cellulose Layer. Extra Soft - will not Lint, Tear, Shred. High Breathability. High Efficiency Filter Media. PFE = 98% @ 0.1 micron