We are a professional manufacuter to proudce and export the car sound deadening material, We have more than 5 years to do it. At presient, We have serviced many famous brands over the world, Now our products are over the wolrd, Welcome to OEM from us.

The material of damping material is made of pure 100% Butyl and single Aluminum, It has good flexible and self-stick, and it easy to cut, For mateiral variety, The temperature is between: -20oC -180oC. And We also have the low-end; Middle-end; High-end.

Sound testing machine Function:
1. It is made in China.
2. You can use it to test the noise level from your, When you finish the work, You also can testing again, Then you can compare the effect.