New - With original box and covers. Original price - $85 Upgraded Soundproof Wall Panels 18 Pack Brick Acoustic Panels 16''X12''X0.4'' Self-Adhesive Sound Panels Acoustic Panels Sound Absorbing Sound Proof Panels for Walls Decoration, 23ft². Excellent Sound Insulation Effect: The noise reduction coefficient (NRC) of sound insulation panels can reach 0.9 and are made of high-density materials (230kg/m³). Unlike other sound proof foam panels for walls, these sound panels can effectively eliminate echoes and noise, significantly improving sound clarity. Whether you are using it in an office, studio or home environment, our sound dampening panels will provide you with a superior acoustic experience. Upgrade 3D Design: The individual bricks of Kuchoow sound proof foam panels adopt a larger and wider design, making the individual bricks more in line with the architectural aesthetics. This design makes the bricks present a more three-dimensional effect on the wall, adding more visual appeal to the space. High-Cost Performance: Our soundproof panels come in 18-piece packages, which are on average cheaper than 12-piece sound insulation panels, and have a large size panel of 16''X12''. The wall area can reach 23ft². The more panels used, the better the overall noise reduction effect of your room will be. Safe & Environmentally Friendly: The acoustic wall panels are made of 100% high-quality environmentally friendly polyester fiber, which is the same material used in clothing and bedding. It is odorless, non-toxic, formaldehyde-free, and safe and reliable for adults, children and pets! Easy Installation & Worry-free Experience: The wall panels are designed with easy-to-remove backing glue layer and can be easily installed without the need for additional tools. The optimized and upgraded glue not only has stronger stickiness, but also can be easily removed without damaging the wall.