Disposable Charcoal Activated Filter Face Masks (100 Pieces - Individually-Wrapped) by Global Care Market Individually wrapped and sterilized 100 pieces pack of Charcoal Activated Filter Face Masks for industrial and commercial use. These masks offer first-rate protection against dangerous air found in industrial work situations Great for people with chemical sensitivities and allergies Charcoal filters are natural protection at its very best! Superior four layer material (3 ply non woven fabric + 1 ply activated carbon)