Acoustic wall panels help dampen the sound of those daily conference calls from being heard throughout as more people than ever work Theater, Meeting Room, Office, Recording Studio and Gaming room. Improve your sound environment and quality efficiently. Sound panels are Eco-friendly. Made of 100% polyester, recyclable, colorless, odorless, non- and flame retardant material. The diagonal slotting offer a beautiful look as the acoustic sound panels can be combined patterns. Our art acoustic wall panels come in a of colors. They are customizable, easy to cut and easy to install. Choose a better looking alternative to the old sound proof foam panels and use a combination of our decorative sound insulation panels to lighten up any space. For best installation ,These panels are with self-adhesive. Perfect as recording studio acoustical treatments, our panels will improve the sound environment. Colour:silver-gray Material:polyester fiber Size:about 30 x 30 x 1cm Package Contents: 12 x 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.