Placement: Hood Placement: Trunk Type: Insulation Pad Features: Universal fits for most car models Placement on 1: Suitable for door, roof, floors, hood, firewall Placement on 2: Suitable for chassis, trunk room, trunk lid etc Auto Car Firewall Heat Shield Insulation Sound Deadener Mat Universal fits for most car models Suitable for door, roof, floors, hood, firewall, chassis, trunk room, trunk lid etc. Excellent sound absorption properties & good vibration resistance Strong heat insulation performance No powder & odorless, safe to use Waterproof & dustproof, practical to use With self sticking tape at the back for easy installation How to install: 1.First clean the where you want to paste. 2.Make insulation materials and sheet metal firm fit and play best adhesive, damping performance 3.Do not cover the chassis wiring or air holes when the installation 4.You can use adhesive tape to strengthen connections effect 5.If the temperature is low, you could heat with a hair dryer to soft, then the wax paper and paste it colour:Silver Material:Aluminum fiber + size:50 x 200cm Package Contents: 3 x Heat Sound Mat Warm Tips: It should not be used for heat source such as exhaust pipes, mufflers or hot turbo pipes. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.