To install the soundproofing material, first measure and cut the mat to the required dimensions to fit your car's speaker area. Once you have the correct size, carefully peel off the backing to expose the adhesive side. Position the mat precisely where you want it, and then press it firmly onto the surface to ensure a secure bond. This will help to reduce vibrations and improve the overall sound quality of your car's audio system. Make sure to smooth out any air bubbles or wrinkles for optimal performance. Enjoy a quieter and more immersive listening experience on the road. Features -Color:Silver -Material:Foam,Aluminum -Size:22.00X19.50X1.00cm/8.65X7.66X0.39in -Enhanced sound quality: achieve sound quality in your car with our sound deadening material, designed to eliminate unwanted noise and vibrations -Insulation: our sound deadener offer excellent insulation properties, ensuring optimal audio performance and sound -Simple and quick installation: designed for easy application, our sound deadening mats can be installed in minutes, without the need for professional help -Durable construction: made from materials, our sound deadener are built to last, providing reliable noise reduction and sound enhancement over time -Versatile use: suitable for various car components, including doors, floors, ceilings, and trunks, offering a complete soundproofing solution for your vehicle Package list: 1 Sound Deadening Material Mat