wave noise proof sponge 1.eco-friendly 2.soft surface 3.high efficient noise insulation wave sound proof sponge effect is good, function FR,Rohs,svhc Uses Noise reduction Industry Standard GB,BS-5852 or TB117 Purpose regionalPublic places, production equipment and many other areasMaterialCan be produced according to customer requirementsPlace of OriginJiangsu, China (Mainland)Brand NameD- ...