Model Number : 6pcsis_customized : YesMaterial : SpongeSize : 50x50x5cmCertification : NONEType : Sealing StripsDensity : ordinaryKind Reminder:1.Our product is compressed and vacuum-sealed. It may be deformed due to transportation. It only needs to be washed and dried to return to its original state!!! If you are concerned about product distortion, please do not purchase this product.2.Due to the characteristics of the product, the white acoustic foam is easy to oxidize and turn slightly yellow. If you mind this problem, it is recommended that you choose to buy products of other colors.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. It may, for example BASSTRAP combined together with the other products, consisting of a wide absorber, the effect is very good.Specifications:Material: SpongeSize: 500x500x50mmQuantity: 6PcsApplied to: Studio, Piano room, Drum room, Anchor's room, Home Theater, KTV, Meeting rooms, Instrument rooms, etc.Package Included:6x Soundproof foams