A multi-purpose sound deadening material with peel and stick application Great for any tool box, use anywhere to help reduce road noise, sound system vibrations, rattles, dash board plastic-to-plastic chafing sounds, and more Ideal for hard to reach areas as well as for covering wire and cables running along floorboards Use around your home on heating and cooling ducts, seams in drain gutters, and home stereo systems Made with 2.5 mm thick butyl rubber with aluminum facing for the same noise blocking and sound deadening qualities as Boom Mat dampening material