Stylish Hexagonal Appearance: hexagonal honeycomb design of this acoustic panel reduces noise while providing a stylish appearance to your room, which you can use as artwork to decorate your room and create a comfortable and beautiful environment Excellent Sound Insulation Performance: Our panels are designed with tiny particles of high-density materials that effectively noise and eliminate echoes, improving sound quality and reducing echoes and reverberations in homes, offices, broadcast studios, conference rooms and more Easy to Install: Our acoustic foam panels come with an adhesive that makes them easy to install and stick to the wall without worrying about peeling off, so you 't need to prepare your own adhesive Safe and Environmentally Friendly: 12-piece acoustic panels are made of polyester fiber, which is retardant, non-toxic, corrosion and fade resistant, and safe to and touch Good Effect: If you like making music, then this will be a good If you are recording music, you must reduce the ambient sound. Any unwanted noise will ruin the recording, and our acoustic panels the sound produced by low, mid and high frequencies, making them perfect for recording Colour:Gray Material:Polyester Size:12inchx10inchx0.3inch Package Contents: 12 * Acoustic panels Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.