Cleanroom Mat Frame is designed for cleanroom adhesive mats. It has 1" border around the frame. Cleanroom mat frame is made of a clean and durable Polystyrene material with a 1/8" thick Poly-Vinyl web coating on the uderside for traction to the floor. This Cleanroom Mat Frame has sloped edges for rolling carts. ESD cleanroom mats adhere to the top surface of the frame.