【UPGRADED AREA】Our rectangular acoustic panel sound absorbing area is extra large, providing better coverage for your space. It has all the advantages of acoustic foam, the larger area can disperse more noise and Eliminate Echoes,they absorb unnecessary sound while playing a good role in decorating the wall surface. giving you a better experience than sound proof foam panels. | 【SAFE MATERIAL】Made of 100% polyester fiber,they are no smell and B1 class flame retardant.No any risk when you stay in a room with our sound dampening panels for a long time.Additionally, the product is easy to install and can adapt to different surfaces such as walls, ceilings, and doors. | 【ACOUSTIC FEATURES】Our soundproof panels help reduce unwanted reflected sound in any room of your home or building, they are lightweight and are easy to mount on the wall, doors and ceiling. Help reduce background noise, echoes, reverberation time(RT), and decrease standing waves (that's what makes noisy studios or offices so bad). | 【WIDELY USE】This sound absorbing panels can well absorb the echo and noise,Effectively improve your sound environment and quality.such as home studios, gyms, game rooms, computer rooms, video shooting venues, rehearsal rooms, concert halls, recording studios, schools, conference rooms, Home theater, office,and more. | 【Easy to install & Cuttable】:The sound panel features a self-adhesive design that doesn't require any additional tools or materials to install. Moreover, the brick pattern art acoustic panels can be easily cut into the desired shape and size, making it ideal for various DIY projects.