Hi, Dear little angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. 12Pcs Acoustic Foam Stop Absorption Sponge Studio KTV Soundproof Product selling point: Applied to: Studio, Piano room, Drum room, Anchor's room, Home, KTV, Meeting rooms, Instrument rooms, etc. Soft sponge, high density; The sound effects, suitable for studio and KTV etc; sound-absorbing sponge with beautiful appearance and good acoustic characteristics, its greatest feature is: due to its shape, it provides little diffusion, it makes you sound more. It may, for example BASSTRAP combined together with the other products, consisting of a wide band absorber, the effect is very good. Description Material: Sponge Size:30x30x2.5cm Note: allow 1-5mm error. Due to the difference between different monitors, the picture may reflect the actual color of the item. Thank you! Package includes 12x Soundproof foam Product selling point: Applied to: Studio, Piano room, Drum room, Anchor's room, Home, KTV, Meeting rooms, Instrument rooms, etc. Soft sponge, high density; The sound effects, suitable for studio and KTV etc; sound-absorbing sponge with beautiful appearance and good acoustic characteristics, its greatest feature is: due to its shape, it provides little diffusion, it makes you sound more. It may, for example BASSTRAP combined