Large foil-packaged towelettes are designed for cleaning respirator face pieces and other personal safety equipment. Each box contains 100 respirator cleaning towelettes. The box is designed as a wall mounted dispenser, or can be wall mounted using the box holder. Alcohol towelettes are designed specifically for rubber respirator face pieces. Alcohol-free are for use on respirator face pieces where the manufacturer recommends using a non-alcohol cleaning wipe. Active Ingredients: Benzalkonium Chloride. Will not harm even the most sensitive rubber face pieces.