NVX Car Sound Deadening [12 sq feet] 4-sheet Door Kit [SDDK12]<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Eliminates road noise that increases sound quality and output of car sound system</li><li>Up to 30% thicker than the other brands providing best dampening kit value</li><li>With 12 square feet of easy-to-form aluminum material， enough to cover all problem areas bothering you for so long</li><li>Significantly reduces rattle and vibrations from heavy bass</li><li>Made from 100% Butyl Rubber that stays in place even when its hot， easier to cut and install</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51wHJdAYhVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/11cKEmtImGL.jpg" noproxy>