3M™ Half Facepiece Reusable Respirator, Respiratory Protection, 6000 Series (Box Of 1)The 3M Half Face Reusable Respirator 6000 Series is low maintenance, simple to use and extremely lightweight. Combine with a broad range of twin, lightweight 3M filters or cartridges to provide respiratory protection against particulates and a variety of gases and vapours. For an economical, low maintenance reusable mask thats easy to handle, use 3M Reusable Half Face Mask, 6000 series. Our reusable half mask is designed for simplicity, with an