Sound Proof Cotton Acoustic Foam Stop Absorption Sponge Studio Ktv Soundproof Specifications: Material: Sponge Size: 25x25x5cm Applied to: Studio, Piano room, Drum room, Anchor's room, Home Theater, KTV, Meeting rooms, Instrument rooms, etc. soft sponge, no dust, 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. Note: Please allow 1-5mm error. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 5 x Soundproof foam LED glasses tile stickers wall stickers,wall stickers for living room,wall stickers for bedroom,wall stickers for kids,wall stickers for bathroom,wall stickers for kitchen,wall stickers clearance,wall stickers for girls bedroom,wall stickers flowers,wall stickers for kids bedroom for girls,wall stickers decor,wall stickers for girls room,wall stickers & murals,wall stickers for hanging,wall stickers decor for bedroom Sound Proof Cotton Acoustic Foam Stop Absorption Sponge Studio Ktv Soundproof Committed to creating a comfortable and warm home environment for families so that every family member feels happy and satisfied.