197mil 5mm 21.5sqft Auto Heat Sound Deadener Dampening Insulation Aluminum Foam Mat 8 inch When the button is lowered

When the button is lowered for 5~8 seconds

for Cadillac CT5 2020-2021

Mat Size: 100x33cm / 39

Screw Nut Overall Size: 19x11

197mil 5mm 21.5sqft Auto Heat Sound Deadener Dampening Insulation Aluminum Foam Mat 8 inch When the button is loweredDescription: 100% Brand New Covered with intensive aluminum foil. Thickness: 5mm 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