394mil 10mm 21.5sqft Auto Heat Sound Deadener Dampening Insulation Aluminum Foam Mat Welding for Mercedes-Benz C300 2015-2021

for Mercedes-Benz C300 2015-2021

for Nissan Stanza 1993-1997

38" / 113 x 35mm (diameter*thickness)

Model: POS20

Features: 100K ohm

394mil 10mm 21.5sqft Auto Heat Sound Deadener Dampening Insulation Aluminum Foam Mat Welding for Mercedes-Benz C300 2015-2021Description: 100% Brand New Covered with intensive aluminum foil. Thickness: 10mm Strong sound insulation and absorption performance, heat insulation, damping and reducing energy consumption with a strong performance of heat insulation. Strong self viscous performance and strong shock resistance. Making sound more centralized and harmonious by changing the way of sound transmission. Installation: Remove the door panels. Install the screws back in