grey soundproofing rubber sheets for walls

{"cid":"91211851","title":"Nontoxic Waterproof Sponge Foam Board , Grey Soundproofing Rubber Sheets For Walls","imgUrl":"https:\/\/img.chinax.com\/nimg\/a1\/33\/9558b6244aa47cec62a0786ab7de-200x200-1.jpg","attrs":{"Price":"0.5 ~ 4.2 USD","Brand Name":"Airt insulation","Model Number":"noise reduction rubber foam","Minimum Order Quantity":"1000 \u33a1","Delivery Time":"7-15 work days","Certification":"iso-9001","Place of Origin":"Tianjin or Dacheng, China","Supply Ability":"30000 Ton\/Tons per Year glass wool roll","Packaging Details":"PE bag","width":"1m-1.5m","product name":"foam insulation noise reduction rubber foam board with alum","sample":"free","Type":"noise reduction rubber foam","density":"50-70kg\/m3","thickness":"9-30mm","colour":"black or grey"}}

{"cid":"91156408","title":"Recycled Rubber Corks Sheet Flooring Underlay, Sound Insulation and Soundproof","imgUrl":"https:\/\/img.chinax.com\/nimg\/1d\/ff\/45f2a2549718456b81d05a477a38-200x200-1.jpg","attrs":{"Price":"US $4.2-9.8","Brand Name":"Corkork","Model Number":"CK-R","Minimum Order Quantity":"100 pcs","Delivery Time":"2~3 weeks","Certification":"ISO90001","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"100000 pcs per month","Packaging Details":"each shrink wrap + carton","Material":"Rubber & Cork","Color":"Black","Size":"Customized, 3-20MM","Paking":"each shrink wrap + carton"}}