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soundproof blanket is an ideal insulation material. It is based on a polymer material. metal powder and various additives composite. Sound insulation blankets material is light, thin, soft, tensile strength, white velvet finishes, with good insulation propertiesSpecification:Thicknes:1.2mm,2mm,3mmSize:1200*1000mm,1200*5000mm can customFeatures:1. Improve indoor comfort, since the soundproof blanket has a good sound insulation effect, prevents incoming external sound chamber, thereby changing the indoor living environment. 2.The product is moisture-proof, waterproof, mildew, suitable for a vari