ASTM Level 3 performance mask with an extra soft hypoallergenic inner cellulose layer that will not tear, lint or shred. Free of chemicals and dyes. Conforms to any size or shape face with a 3"...
Creates a tight seal that significantly reduces gapping at the bottom and sides of the mask. ASTM High Performance. Conforms to any size or shape face. 3" aluminum chin piece that secures the mask to...
Three separate heat sealed rails secure edges from separation or tearing by instruments. Seals are heated and cooled three times for ultimate strength. Secure Seal - Extra wide chevron seal...