[Improved Acoustic Quality]Controlling the ambiance or reverberant field is generally done by mounting soundproof wall panels on the walls or hanging them from the ceiling since sound will off the walls, floor without acoustic treatment. Adding sound panels to a room can easily turn a dreadful sounding space into one that is comfortable, quite effective for communication and sound quality improvement. NRC: 0.95 (lab test)[3D Wall Decoration]Unique ginkgo noise reducing boards, non-slip, anti-scratch, and anti-collision, offering good protection for the wall and people, with multiple colors available for any combination, the ginkgo sound dampening panel provides good visual enjoyment and features your room, great for wall art decoration while improving the sound quality and reduce noise of the room[Come with Adhesive]No extra adhesives like heavy duty adhesive taps, spray adhesive, and nails are needed to fix the 3d wall panels, Soundproofing panels are self-adhesive, just peel off the back film and stick each tile to any clean flat surface as you wish, it only costs you 10 seconds to install a sound deadening panel. Meanwhile, the sound panels are easy to cut to size and shape, feel free to align them to the wall corners or door edges[Excellent sound insulation]Made of 215 kg/m3 high-density environmentally friendly polyester fiber cotton, our sound insulation foam has great advantages in reducing and absorbing noise. In addition, the sound insulation foam panel performs well in the noise reduction test,B1 class flame retardant, Reaching NRC 0.95 level, most audio panels on the market.[Apply to Multiple Places]perfect aesthetic room decor and acoustical treament solution for recording studios, offices, control rooms, home studios, home theaters, home offices, rehearsal rooms, concert , podcasting, streamrooms, churches, vocal booths, piano room, man caves, dog kennels, utility closets, KTVs, meeting room, conference room, living room, bedroom, dining room, kids' room, home gym, kindergarten, gymnasium, hotel, restaurant, etc.Colour:light greyMaterial:polyester fiber cottonPackage Contents:6 x Soundproofing Foam(with adhesive, adhesive: random color, don't accept the specified color)Only the above package content, other products are not included.Note: Light 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.