Dynamat Xtreme Custom Cut Trunk Kit is made of the highest efficiency sound deadening material available, and the most effective product for stopping noise and vibration. Dynamat Xtreme should be used on any and all interior sheet metal or fiberglass body panels. The aluminum constraining layer is very moldable and conforms easily to all interior surfaces. Help reduce road noise, vibrations, rattles & buzzes. The patented extra sticky bottom layer is formulated with VECTOR™ chemistry for the most amazing energy conversion capabilities ever. Use it on your doors, floor, roof, hood and trunk for a quiet, cool and incredibly solid ride.For a tech article on this item, please visit HERE.