The 2”-thick pyramid style acoustic foam wall panels by Gator Frameworks improve the acoustics of a room by absorbing and controlling unwanted reflected noise for an enhanced recording and listening experience. The panels are perfect for spot treating your studio or listening space, making them perfect for podcast and broadcast studios, home offices, small home studios, conference rooms, vocal booths, control rooms, and similar applications. Each foam panel features a 3D pyramid design for maximum sound absorption with an acoustical performance rating of 0.45 NRC. The acoustic foam series includes 12” x 12” pyramid foam panels offered in packs of two, four and eight. This is the charcoal color 8-pack.