[Superior Soundproofing]Made of 230kg/m3 Polyester cotton, our soundproofing foam have an great advantage of reducing and absorbing noise, it is both safe to breathe in and press, too. Besides, the sound proof foam panels do well on the test of noise reduction, achieving a grade of NRC 0.95.[Fashion appearance]: The unique hexagonal acoustic panel adopts a beveled edge design, which can not only absorb unnecessary echoes, but also play a role in decorative walls.[Safe and Eco-Friendly]: Our sound panels are sound proofing and flame retardant, odorless, non-slip, corrosion resistant, and fade resistant, therefore, it's safe for adults, kids, and pets Using our studio foam panels on the ceiling, behind the TV or under your rug which leaves countless beautiful memories in a comfortable environment.[Easy to cut and disassemble]: Use a sharp knife to cut easily, if you want to disassemble, just disassemble each panel and reinstall it to the desired position, there is no hole in the wall and other acoustics on the market The biggest difference between the panels is that our panels are self-adhesive. If you have tried our sound insulation foam panels before, you will know how easy it is to install.[Good sound absorption characteristics]: If you are mixing in a studio, you must reduce the ambient sound. Unnecessary noise during recording will destroy it. The sound-absorbing board can absorb the sound produced by low frequency, middle frequency and high frequency, which is very suitable for recording.Professional sound dampening panels are great for spot treating sound on walls in your studio or office.Random adhesive color, don't accept the specified color.Colour: whiteMaterial: polyester fiber cottonSize: side length 17.5cmPackage Contents:12 * Soundproofing FoamOnly the above package content, other products are not included.Note: Light reflection and different displays may cause e color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.