3M Diamond Grade Reflective Sheeting offers industry-leading retroreflectivity, conspicuity and legibility because of its highly efficient retroreflective optics. It helps improve safety by providing higher luminance values at distances most critical to drivers.Series 444/446 pre-striped barricade sheeting is a state-of-the art, wide-angle, full cube, impact-resistant, prismatic reflective sheeting with pressure sensitive adhesive for use on work zone traffic control barricades.