Replacement Filters (Cat. No. 60443) for Klein Tools Reusable Face Mask (Cat. No. 60442) offer basic protection against non-toxic dust, pollen, mold, dander, and common airborne irritants

These filters are designed to fit the Klein Tools Reusable Face Mask only, and only when these items are used together is the device usable for suitable applications

Filters are easily replaceable; twist the two valve backings to remove filter and replace

Made of 5 layers of non-woven polypropylene with a folding activated carbon layer

NOT NIOSH-approved; Not for silica, asbestos, mold, or non-organic chemicals. NOT a medical device

Sold as a 3-Pack