Specification: Each Acoustic Foam Mat Size: 60x100cm / 24"x40"(L*W), Total Coverage Area: 6.5sqft, Thickness: 8mm / 0.31" / 315mil, Number of sheets: 1 Pcs. Sound Insulation Design: Sound damping pad made of aluminum foil foam. 8mm foam features noise reduction, to reduce engine, road, and transmission noise, which provides a comfortable environment while driving. Heat Shield Design: The surface cloth is foam. Heatproof. Block transmission sunlight, engine, and exhaust pipe heat to the cab reduce air conditioning energy consumption, and save fuel. Keeps your car cooler in the summer and warmer in the winter. Easy to Installation: The sound dampening material comes in a handy size which makes it easier to cut and install. Automotive self adhesive insulation, every insulation pad has temperature resistance. It is also moistureproof and good for sealing against water. Widely Used: For Car, Boat and Golf Cart, such as hood, door, wheel arch, engine compartment, engine bays and body panels. Sound heat deadener insulation also fit for firewall, U type pipe, kitchen sink and computer case., Manufacturer: sourcing map