Studio Acoustic, Soundproof Foam, Pyramid Treatment Panel For Tile Wedge,. Features: Soft Sponge, No Dust-The Sound Effects, Suitable for Studio and KTV Etc. Square Sound-absorbing Sponge with Beautiful Appearance and Good Acoustic Characteristics. Its Greatest Feature Is: Due to Its Square Shape, It Provides Little Diffusion, It Makes You Sound More Dynamic. Consisting of a Wide Absorber, the Effect is Very Good. Specifications: Material: Sponge Size: 250x250x50mm Quantity: 8/12/24Pcs Color: Black/Gray/White/Red/Blue/Purple Applied To: Studio, Piano Room, Drum Room, Anchor's Room, Home Theater, KTV, Meeting Rooms, Instrument Rooms, Etc. Package Included: 8/12/24 X Soundproof Foams . We are an international based seller that will ship your order from abroad, please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.