[DIY custom grooves & Stylish appearance] 3 colors of sound proof foam panels x 6 pieces, each piece can be cut along the customized grooves, reducing the time required for , you can design your room with just simple collage. Hexagon design and various DIY splicing methods help you decorate your space to more fashionable and personalized.[Efficient Sound Absorption & Noise Reduction] Made of high-density polyester fiber, the sound-absorbing effect is ordinary sound-absorbing foam. High-quality sound absorbing panels can reduce and absorb unwanted , noise, mixing and vibrating , making the sound clearer, especially suitable for recording studios, live broadcast rooms and so on.[Self-Adhesive & Easy installation] The entire back self-adhesive design of our acoustic foam panels means you don't need to buy tape or glue separately. Installation is very simple: determine the sticking position, peel off the back protective layer and in place. Self-adhesive design makes operation easier and provides greater coverage and longer-lasting adhesion.[Improve acoustic quality & Suitable for many places] Making full use of sound proof foam panels for walls can enhance the acoustic quality of the space and add to your wall decoration. It can meet the sound absorption needs of recording studio, live broadcast room, music studio, conference room, bedroom, home theater, etc.[Safe material & Environmental friendly] Acoustic panels sound absorbing is made of polyester fiber, which has better ductility and wear resistance, is not easily deformed and damaged, and has a longer service life. It's flame retardant, non-, odorless, environmentally friendly, especially suitable for home environments, It is safe to touch whether it is adults, children or pets.Note:With adhesive backing, the color ofthe adhesive backing is random and cannot be specified.Colour:Black & Dark Gray & BeigeMaterial:polyurethaneSize:About 30x35x1cmPackage Contents:18 x Acoustic Foam PanelsOnly 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.