Reflect-A-Cool, constructed of fiberglass material backed with a layer of aluminized reflective foil to handle direct continuous temperature of 400°F has many uses such as covering firewalls, marine engine compartments, RVs, in the tub of a racecar where typical mechanical fasteners cannot be used and has many industrial uses. Reflect-A-Cool can be trimmed to fit just about any shape. Just measure, trim, face reflective side towards source of radiant heat and remove self-adhesive backing. It's that easy. Protect wires, cables, hoses, pipes and tubing from radiant heat sources. Radiant heat protection up to 2000°F. Self-adhesive backing with release liner for easy installation. Moisture and solvent-resistant. Virtually no clearance needed. Dimensions: 12" x 12", 12" x 24", or 24" x 24" mat.