Truck-Lite 98001Y Yellow Reflector (Oval, Yellow, Reflector, 2 Screw Or Adhesive Mount) Acrylic or polycarbonate reflector with adhesive backing Truck-Lite is ISO 14001 certified- a certification that exists to help organizations minimize adverse changes to air, water, or land Tested under extreme temperatures, harsh chemicals, real-world elements and much more to ensure top-of-the-line quality and performance