Boom Mat Leather Look Sound Barrier 48" x 48" # DEI-050121Boom Mat Leather Look Sound Barrier 48" x 48" # DEI 050121 Boom Mat, Leather Look, Black Embossed Sound Deadener Type: Roll Installation: Spray on adhesive Thickness (in): 0. 313 in. Length (in): 48. 000 in. Width (in): 48. 000 in. Quantity: Sold individually. For excellent noise reduction and thermal insulation that there's no need to hide, Boom Mat Leather Look sound barrier is the way to go! Made from moisture resistant, black leather embossed