Usage Tips:Placement: HoodPlacement: TrunkType: Insulation PadFeatures: Universal fits for most car modelsPlacement on 1: Suitable for door, roof, floors, hood, firewallPlacement on 2: Suitable for chassis, trunk room, trunk lid etcAuto Car Firewall Heat Insulation Sound Deadener MatUniversal fits for most car modelsSuitable for door, roof, floors, hood, firewall, chassis, trunk room, trunk lid etc. sound absorption properties & good vibration resistance Strong heat insulation performanceNo & odorless, safe to useWaterproof & dustproof, practical to useWith self sticking tape at the back for easy installationHow to install:1.First clean the surface where you to paste.2.Make insulation materials and sheet metal fit and play best adhesive, damping performance3.Do not cover the chassis wiring or air holes when the installation4.You can use adhesive tape to strengthen connections effect5.If the temperature is low, you could heat with a hair dryer to soft, then remove the wax paper and paste itcolour:SilverMaterial:Aluminum fiber + size:50 * 200cmPackage Contents:1 * Heat Sound MatWarm 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 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.