3M™ Diamond Grade™ Conspicuity Markings 983-72, Red, 50 mm x 45.7 m, 1 Roll/Case For application to sides and rear of large trucks, trailers and other vehicles to increase their visibility, especially when the vehicle is turning or crossing roadways 3M™ Diamond Grade™ Conspicuity Markings Series 983 is a highly reflective microprismatic lens sheeting No dirt and water penetration due to edge sealing Pressure sensitive adhesive. Non-corroding and excellent weather resistance Non-corroding