The HushMat Ultra Sound Deadening and Thermal Insulation is a practical solution for reducing noise and improving insulation in your vehicle. With a size of 12x12 inches and a thickness of .080 inches, this insulation panel is easy to install thanks to its self-adhesive feature. Made from a compound blend of butyl rubber with a laminated foil face, it effectively eliminates vibration and road noise, providing a quieter and more comfortable driving experience. This versatile product can be used on the firewall, roof, floor, doors, and sleeper, and can be easily cut to fit your specific needs. Each box contains 25 panels, covering a total of 25 square feet, making it suitable for most makes and models.