Auto Car Firewall Heat Insulation Sound Deadener Mat Universal fits for most car models Suitable for door, roof, floors, hood, firewall, chassis, trunk room, trunk lid etc. sound absorption properties & good vibration resistance Strong heat insulation performance No & odorless, safe to use Waterproof & dustproof, practical to use With self sticking tape at the back for easy installation Material:glass fiber Color: silver Dimension: 50*200cm (.) How to install: 1.First clean the surface where you to paste. 2.Make insulation materials and sheet metal 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 remove the wax paper and paste it Warm Tips: It should not be used for heat source such as exhaust pipes, mufflers or hot turbo pipes. Package Contents: 1* Heat Mat Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.