The Klein Tools P100 Half-Mask respirator offers protection without compromising comfort and wearability. When paired with the replaceable P100 filters, this respirator is approved in accordance with NIOSH to provide protection against all particulate aerosols including solid and liquid particles such as dust, fumes, and oil mist. The lightweight and compact profile minimizes interference with safety glasses for maximum visibility on the jobsite. Designed with a simple, push-in fit check mechanism for quick and easy face seal validation. In addition, there is a built-in sample port for non-destructive face fit testing. Replaceable P100 filters are low-profile and easy to change as needed.Warnings All approved respirators shall be selected, fitted, used and maintained in accordance with MHSA, OSHA and other applicable regulations. Never substitute, modify, add or omit parts. Use only exact replacement parts in the configuration as specified by the manufacturer. Read user instructions. Failure to follow these warnings and instructions may result in serious bodily injury or death. Features Lightweight and compact design minimizes interference with safety eyewear for maximum visibility Designed with a simple push-in fit check mechanism for quick and easy face seal validation Downward-facing exhalation valve to prevent fogging of glasses NIOSH P100 rated respirator with replaceable filters offer protection from dust, metal fumes, and oil mist Easy-to-adjust strap mechanism Replaceable P100 filters (Cat. No. 60554, sold separately) Low-Profile Design, Push-in Fit Check Mechanism Built-in sample port for non-destructive face fit testing Type: P100 Half-Mask Respirator Application: P100 Particulate Filter Effective Against all Particulate Aerosols Size: Small/Medium (S/M) Weight: 0.37 lbs Height: 3.37 in (8.6 cm) Length: 5.13 in (13 cm) Width: 4.28 in (10.9 cm) Depth: 5.13 in Material: TPE (Thermo Plastic Elastomer) Disposable/Reusable: Reusable Standard: NIOSH TC-84A-9447 Filter Type: Replaceable P100 filters Fit Check Mechanism: Push-in fit check Sample Port: Built-in for non-destructive face fit testing Strap: Easy-to-adjust with end clamp Exhalation Valve: Downward-facing to prevent fogging DownloadsSpec SheetBrochure 1Instructions60554_Instructions_WEB.pdf60552,53_instructions.WEB.pdf