Features: This easy to install car sound deadening foam is suitable for roofs, door, wheel arches, and boot and shelf applications. Once fitted this product will improve the ride quality in your vehicle by reducing engine noise, tire whine, road noise, and wind noise and will significantly improve the overall vehicle refinements and sound quality. As well as improve the vehicle acoustics this good performances closed cell foam will ensures your vehicle stays coolers in the hot day and warmer in the winter, making your ride comfortable. Not to apply directly to heat sources including exhaust pipes, mufflers or hot pipes and fire sources. Multifunctional application across various car parts including the hood, door, and floor, this insulation cotton effectively isolates engine sounds and external heat, elevating your comfort. Specifications: Component:Rubber,Aluminum Foils Color:Gold,Blue Size:Approx.50cm/19.69''x100cm/39.37'',50cm/19.69''x200cm/78.74'' (optional) Thickness:5mm Note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color. Package includes: 1Piece Car Sound Deadening Mat