Klein Tools Reusable Face Masks use these replaceable filters to offer basic protection against non-toxic dust, pollen, mold, dander, and common airborne irritants. Washable mask features nose clip for fit and glasses fogging prevention; comfortable hook-and-loop neck strap and secondary head strap for optimum fit. Exhalation valves for cool mask environment. Easily replaceable filters.

• 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