[GREAT INSULATION FOAM] The neoprene sponge foam sheet roll makes an ideal liner for tool chest drawers or file cabinets, and can be cut to make replacement gaskets for use in water pumps, headlights/taillights, and pool skimmers. The closed-cell neoprene is also perfect for use as sound deadening in vehicles, and works well when used to dampen vibrations in recording studio monitors and subwoofer boxes.