Butyl Sound Deadening Material for Car Panels (330x660m)Give your vibrating buzz box a luxury car ride with this butyl based, foil backed sound deadening material. By adding weight to the metal panels of your car, such as door skins, boot lids, quarter panels, etc, you can stop nasty vibrations, reduce road noise, and give your doors and boot a nice solid thud when they shut. Each sheet is self adhesive, and can be easily moulded, cut and stuck onto virtually any metal surface of your vehicle's body,