Twenty years ago, Dynamat took on the daunting task of reducing road noise and vibration in car cabins. We're all beneficiaries of Dynamat's ambition and execution - the acoustic management products Dynamat produces allows Car Audio enthusiasts such as yourself to focus on the audio and video in your car and not the racket outside of your car. Hamilton, Ohio-based Dynamat's longevity can be attributed to their ability to constantly improve and build upon their previous product offerings; with Dynamat in your car, noise is soundly defeated.