Acoustic panel sound absorbing technology effectively reduces noise and in any room. The average noise reduction coefficient rating is up to 80%, superior helps sound insulation acoustic wall panels are odorless, non- and free of formaldehyde, it's safe for indoor use. Easily stick the sound-proof panels , ceiling and floor, we provide the lager size board than others STYLISH DECORATION - The soundproof wall panels with color combinations enhance the decor of any room, making your space look fantastic and interesting, while still providing soundproofing benefits. The customized wall panels for interior wall decor are an excellent choice WIDE APPLICATIONS - This polyester fiber acoustic panel can also be used as a felt wall panel, notice board, cat scratching board and more! The acoustic wall panels are suitable for a variety of settings, including home, bedroom, office, recording studio, music classroom, gaming room and more, our soundproof wall panels are versatile and effective. Use it behind your TV, door back, room wall, ceiling! Decorate your own style space EASY TO USE - Our felt wall tiles are precision-edged for seamless installation, and the sound absorbing panels are easy to install with self-adhesive backing, just tear the cover and stick the panel Colour:B Dark gray & blue & navy blue Material:Polyurethane With adhesive backing, the color of adhesive backing is random, don't accept the specified color Package Contents: 12 * acoustic panel 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.