Features: *100% brand new and high quality. *Ideal for use in recording studios home theatres and karaoke room broadcast studios computer rooms equipment enclosures/rooms gymnasiums Car. *Egg Box type acoustic tiles are a popular method of controlling reverberation within studios and music practice rooms. *The uneven surface of these acoustic tiles enables them to absorb a greater range of frequencies and sound waves and the thicker the tiles the more efficiently they will absorb lower frequencies. *The foam can stop firing when it get away with the firing stuff. * Safety and environmental protection tasteless & non-toxic fire retardant waterproof anti-corrosion weather resistance good flexibility and easy to bending. Specification: * Material: Nitrile rubber + Polyvinyl chloride * Color: Black (As pictures show) * Dimension: 50* 100cm * Thickness: 2cm Package contents: 1* Car sound deadening foam Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness