3M™ Diamond Grade™ Flexible Prismatic Conspicuity Markings 973 are microprismatic retroreflective conspicuity markings designed to mark the emergency exits, sides, and rear of vehicles for enhanced visibility and detection on the road. Thinner and more flexible than 3M™ Diamond Grade™ Conspicuity Markings Series 983, Series 973 markings also feature prismatic lens technology and are engineered to provide good visibility at high and wide entrance angles. These markings are available in a variety of colours and configurations designed to meet industry standards. Conspicuity markings with a custom logo are available for regulated vehicles.3M Diamond Grade Flexible Prismatic Conspicuity Markings help ensure superior brightness and visibility on the road. Strong and corrosion-resistant, these markings are backed with a high-performance adhesive that sticks securely to trucks, trailers, and emergency vehicles. Includes a clear polymer liner for easy application.