DEI Boom Mat Damping Tape 2in x 20ft RollBoom Mat tape solves the problem of noise, vibration and rattling from any surface, and seals leaky seams and holes. Boom Mat Tape is a multi purpose sound deadening material for use anywhere to help reduce road noise, sound system vibrations, rattles, dash board plastic to plastic chafing sounds, door panels, floor pans, deck lids and trunk area to name a few. It's ideal for any tool box and is handy as a preventative solution to aggravating sounds