3-ply pleated lightweight material with flexible nosepiece. BFE of greater than 97%., BlakCat Face Mask, Earloop, 4-Layer, 4-Fold, ASTM Level 3, 50/bx, 20 bx/cs
3-ply pleated lightweight material with flexible nosepiece. BFE of greater than 97%., BlakCat Face Mask, Earloop, 4-Layer, 4-Fold, ASTM Level 3, 50/bx, 20 bx/cs