[Specification] Each Mat Size: 50x40cm / 19.69x15.75(L*W), Total Coverage Area: 2.16 sqft, Thickness: 10mm/394mil, Number of sheets: 1pcs. Easy to cut, peel, and apply. Keeps your car stay cooler in the summer and warmer in the winter. Heat insulation slows down car paint aging. [Widly Used] Sound heat deadener insulation fit for Car, Boat and Golf Cart, such as hood, door, wheel arch, engine compartment, engine bays and body panels. [Easy to Installation] The sound dampening material comes in a handy size which makes it easier to cut and install. Flatten the sheet with hands to avoid air bubbles. Block transmit sunlight, engine, exhaust pipe heat to the cab, reduce air conditioning energy consumption, saving fuel. 394mil 16.36sqft Car Noise Sound Deadener Deadening Insulation Mat 60 X 40 X AUTOHAUX 394mil 10mm 2.15sqft Car Sound Deadening Mat Aluminum Foil Closed Cell Foam Heat Shield Material Damping Self Adhesive Universal for Hood Fender and Boat Engine Cover 19.69x15.75 : : Automotive[Specification] Mat Size: 50x40cm / 19.69x15.75 (L*W), Total Coverage Area: 2.15sqft, Thickness: 10mm / 0.39inch / 394mil, Number of sheets 100 sets 3.5-17mm Metal Eyelets Grommets with Installer Die Punch Press Eyelet Tool Set for Leathercraft Clothing Shoes Curtains Car Hood Cover 16SQFT Sound Deadener Heat Shield Insulation Mat Car Firewall Hood Car Heat Shield Feature: Sound insulation, improves the ride quality in your vehicle by reducing engine noise, tire whine, road noise, and wind noise. Fit all kinds of vehicle types. Then use a roller tools will make insulation materials and sheet metal firm fit. Installation Notices: 1. Do not cover the chassis wiring or air holes when you install. 2. Appropriate use of adhesive tape will strengthen connection effect. 3. It would be good to wear the gloves when working. 4. You could heat it to make it soft, then compact by hand. 5. According to the effect you want choose a construction program, only a single Soundproof/Damping Plate or single Heat Noise Insulation Cotton or Both them. Placement of Use: Hood, Ceiling, Door, Cockpit Floor, Tailgate, Firewall and U Type Wall, Front fender, Front and Back Wheels.How to Install: 1. Decide which part you want to insulate first: car roof, car floor, car doors or a hood. 2. Remove the panels. Self sticking backing and waterproof, dustproof, flame retardant. Note: Not to be applied directly to heat sources including exhaust pipes, mufflers, or hot pipes.