Specifications:Perfect for reducing echo such as at studios, recording studios, vocal booths, control rooms, offices, home studios, home entertainment theaters, gaming rooms, home offices and more enjoyable sound by effectively controlling unwanted reverb and echo.For professional acoustic control, reduce waves, reverb and flutter echoes in smaller to medium sized rooms.The depth of this 1 inch foam provides better sound insulation over a large area, and has less chance of distortion and reverberation.An uniform wedge design helps to capture air noise while mitigating tremor echoes and counterattacks.Helps to reduce the complications of stirring echoes and to eliminate acoustic waves&chatter.Type: Acoustic PanelMaterial: FoamFeatures: Reverberation Reducing, Durable, Lightwright, Wedge DesignSize: 30cm x 30cm x 2.5cm/11.81" x 11.81" x 0.98" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:6 x Blue Acoustic Panels6 x Black Acoustic Panels