Description Acoustic Soundproof Sound Absorption Foam is suitable for studio and KTV etc Specifications Material SpongeSize 250x250x30mmColor Blue Gray Red Black Yellow PurpleApplied to Studio Piano room Drum room Anchors room Home Theater KTV Meeting rooms Instrument rooms etc Features 1 soft sponge no dust high density 2 The sound effects suitable for studio and KTV etc 3 Pyramid sound absorbing sponge with beautiful appearance and good acousticcharacteristics its greatest feature is due to its pyramid shape it provides littlediffusion it makes you sound more dynamic It may for example BASSTRAPcombined together with the other products consisting of a wide band absorber the effect is very good Note 1 Please allow 1 5mm error 2 Due to the difference between different monitors the picture may not reflect theactual color of the item Thank you Package includes 1 x Soundproof foam