Acoustic dampening foam has many uses. The purpose of this Foam Sound Damper by Control Acoustics is to prevent sounds from resonating out from your bedroom, recording studio or residence. When stuffed in walls or partition spaces, these foam tiles shut off possible leakages. No matter what your needs are, you will discover Acoustical Sound Proof listed below, for cheap.24 in. x 22 in., 44 in. x 22 in. or 66 in. x 12 in.