【High Quality】Our automotive sound deadener is made of three layers of high quality material, including 4mm high density closed cell foam, strong back glue and release back paper. 4mm high quality closed cell foam has a high anti-extrusion function, so you don’t need to worry about the collapse of the use process. Our excellent adhesive has strong viscosity, which can stick tightly, so you can use it for a long time with a peace of mind. Smooth back paper is easy for you to peel & install 【Heat Insulation and Good sound absorbing effect】With insulation sound deadening foam, it effectively reduces 98% of heat transfer and block the heat from the sun and engine from being transferred into the car.Sound deadening mat can reduce engine operating temperature to keep engine working normally, which can help keep your car cool in summer and warm in winter. Excellent heat and sound insulation performance can reduce internal noise, and make your ride more pleasant 【Wide Application】Our car sound map is suitable for various models, such as off-road vehicles, trucks, vans, motorhomes, all-terrain vehicles and so on. And it is widely applied to car door, hood, trunk, floor, firewall and other parts of the vehicle, which can further improve your driving atmosphere 【Easy installation】Our automotive sound deadening material is easy and convenient for you to install. First, disassemble where you want to install. Next, just use scissors or a knife to cut and trim to a suitable position. Finally, peel off the adhesive backed protective film and paste 【What You Get】You will receive 2 rolls of about 157 mil/ 4 mm thick car sound insulation mat, the size is about 15.7 x 165.4 inch/ 40 x 420 cm, the total coverage area is about 36.1 sqft, and you will also receive two product accessories, including an aluminum foil tape and a removal tool. All dimensions are measured manually, so please allow for 1-2 mm differences. If you encounter any issues with the product or find any pieces missing, please don't hesitate to contact us for assistance. We will do our utmost to resolve the problem and provide you with a satisfactory solution 【High Quality】Our automotive sound deadener is made of three layers of high quality material, including 4mm high density closed cell foam, strong back glue and release back paper. 4mm high quality closed cell foam has a high anti-extrusion function, so you don’t need to worry about the collapse of the use process. Our excellent adhesive has strong viscosity, which can stick tightly, so you can use it for a long time with a peace of mind. Smooth back paper is easy for you to peel & install. 【Heat Insulation and Good sound absorbing effect】With insulation sound deadening foam, it effectively reduces 98% of heat transfer and block the heat from the sun and engine from being transferred into the car.Sound deadening mat can reduce engine operating temperature to keep engine working normally, which can help keep your car cool in summer and warm in winter. Excellent heat and sound insulation performance can reduce internal noise, and make your ride more pleasant! 【Wide Application】Our car sound map is suitable for various models, such as off-road vehicles, trucks, vans, motorhomes, all-terrain vehicles and so on. And it is widely applied to car door, hood, trunk, floor, firewall and other parts of the vehicle, which can further improve your driving atmosphere. 【Easy installation】Our automotive sound deadening material is easy and convenient for you to install. First, disassemble where you want to install. Next, just use scissors or a knife to cut and trim to a suitable position. Finally, peel off the adhesive backed protective film and paste. 【What You Get】You will receive 2 rolls of about 157 mil/ 4 mm thick car sound insulation mat, the size is about 15.7 x 165.4 inch/ 40 x 420 cm, the total coverage area is about 36.1 sqft, and you will also receive two product accessories, including an aluminum foil tape and a removal tool. All dimensions are measured manually, so please allow for 1-2 mm differences. If you encounter any issues with the product or find any pieces missing, please don't hesitate to contact us for assistance. We will do our utmost to resolve the problem and provide you with a satisfactory solution.