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Product Detail:product name sound proof foam size1000*2000*70mmdensity 15-35kg/m3thickness20mm,30mm,50mm,60mm,70mm etcraw materialpolyurethane spongecolorblack,yellow,white,red (other color can be customized)brandvinco-70sound proof foam widely used for recording room,is a kind of technology mature,low-cost solution to reduce noise. It is made of ordinary sponge through the high-pressure molding. Was first used in recording studios, conference rooms, KTV and other places, with the growing desire for a comfortable living environment, sound-absorbing sponge began to enter the family, as a subsid