Liner 157 (4 Mm) Mil 36 Sqft Car Sound Deadening Closed Cell Foam & Heat Insulation Mat - PE Foam Sound Deadener Material & Heat Barrier. Style 157 mil 36 SqFt. Closed Cell Foam: OIL and Waterproof LINER closed-cell polyethylene foam is the best for car, Siless with an adhesive layer 100% ensures optimum efficiency and thermal insulation that could be possibly gained.
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