Dear buyer,Because of the large volume and quantity of this product, we ship it in compressed packaging. Compression packaging may cause you to find that the product becomes thin and wrinkled when you receive it. Please do not misunderstand that our products have quality problems. This is a normal phenomenon caused by compression. Just leave it in the air， you need to open the package, including the inner film, and lay the product flat. for a few days, about 2 weeks or wash it with water and dry it, and it will quickly restore its original shape. Please read this prompt carefully when you purchase, and no return due to deformation is provided! thank you very much!!


Specifications:
Material:nvironmentally polyurethane foam
Color:Black  -Blue
Size:30x30cm（12”x12")
Thickness:5cm / 2"

Features:
-Suitable for sound recording studio, listening room, home theater, KTV, and all kinds of public places.
-The sponge is the ideal sound insulation, sound-absorbing, heat insulation material
-Sound-absorbing sponge is on the basis of sponge for further processing, acoustic inside the sponge
and reflection of the increase in the number so as to achieve the noise, sound-absorbing effect.

Package include:
6BLUE+6BLACK