3M™ Secure Click™ Full Facepiece Reusable Respirator FF-800 SERIESThe 3M Secure Click Reusable Full Face Mask FF 800 Series helps protect against particulates and or a wide variety of gases and vapours when used with approved 3M Secure Click filters. This facepiece comes with exciting features that make it 3Ms next generation in comfort, breathability and simplicity. Features The quick, easy, one touch positive pressure push button seal check helps provide improved confidence in respirator fit Two dual flow