Size:S:25x25x5cm Three-dimensional decorative soft foam, anti-collision child, care your family safe Safety and environmental protection, non-toxic odor-free, suitable for family safe home space Lifelike, natural brick pattern effect, simple and modern style Free DIY, easy self-adhesive design, installation, casual collage, arbitrarily cut Compared wallpaper better noise reduction effect Applied to: Studio, Piano room, Drum room, Anchor's room, Home Theater, KTV, Meeting rooms, Instrument rooms, etc. Installation methods: Paste the surface clean with adhesion, such as: wood surface, glass surface, no dust wall, hit the bottom of the wall putty and so on. COLOR: Black Material: High density flame retardant sponge soft sponge, no dust, high density; The sound effects, suitable for studio and KTV etc; Pyramid sound-absorbing sponge with beautiful appearance and good acoustic characteristics, its greatest feature is: due to its pyramid shape, it provides little diffusion, it makes you sound more dynamic. It may, for example BASSTRAP combined together with the other products, consisting of a wide band absorber, the effect is very good. Package includes: 2 x Soundproof Sponge