Dynamat makes your cars ride cool and quiet. Dynamat makes cars feel solid – doors and trunks slam snug, rain and wind virtually disappear and your interior becomes a quiet, comfortable environment. Use Dynamat on the interior sheet metal of your vehicle to stop vibration and reduce road noise. Add a Dynamat thermoacoustic liner such as Dynaliner, DynaPad, or DynaDeck to fight heat and low frequency hums from big engines and exhaust systems.