Design Engineering 050130 Boom Mat Under-Hood Thermal Acoustic Lining, 32" x 54" x .75" (12 sq. feet) Insulate the underside of hoods to protect paint jobs while reducing noise and vibration Self adhesive peel and stick application Resists oil, water and contaminants 3/4-inch thick, high quality, industrial acoustical grade foam with a reinforced reflective aluminum covering Temp range: -45F to 275F Insulate the underside of hoods to protect paint jobs while reducing noise and vibration with this simple peel and stick, easy-to-install product Great for any engine compartment and generator boxes