This SunBrite napped polyester is used for automotive and other vehicle headliner and is laminated to 1/4 inch polyurethane foam. Fabric Type: 100% Polyester Backing Content: Polyurethane foam Washing Instructions: * To maintain the life of the fabric bring indoors when not in use. Clean by wiping down the fabric or hand washing with warm water and a mild soap solution. Simply rinse with clear water to prevent dirt from embedding itself into the fabric.