Safe Way Traction 2" x 150' Roll 3M 983 Series Diamond Grade Conspicuity Trailer DOT-C2 Reflective Safety Tape Red & White 6&rdquo;/ 6&rdquo; Pattern Genuine 3M Conspicuity Tape - Available in 2" x 150-ft. rolls. Bulk purchased from 3M and re-packaged. Color Red/White - 6/ 6 Pattern - Series 983 - strong and durable for easy application to smooth surfaces Aggressive Adhesive - Meets DOT-C2 Specifications - Application surfaces: Metal or painted metal flat without rivets Thickness - 0.014 inch - 0.018 inch 3M Series 983 tapes are highly retroreflective microprismatic markings designed to enhance the visibility of the sides and rear of vehicles.