5Pcs 25X25X5CM Sound Insulation Foam Egg Crate Studio Acoustic Foam Sound Insulation Treatment Egg Profile Wedge Each WEDGE comes uncompressed and in prime condition! The Wedges in the photo will be exactly what you get. Great for spot treating walls in your studio or office - For use in recording studios, control rooms, Offices home studios, home entertainment theaters, Home Offices . Perfect for reducing echo such as Studios, Recording Studios, Vocal Booths, Control Rooms, Offices, Home Studios, Home Entertainment Theaters, Gaming Rooms, and Home Offices.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. This product comes in that are 1.96 inch in thickThin foam, over a large area, has less of a chance of distorted and muffling the sounds reverberation. The uniform wedge design help trap airborne noise while alleviating flutter echo and slap back. This foam is Perfect for spot-treating production studios, practice rooms or home entertainment centers. Also, this foam helps with smaller agitation echo complications. It is tested to effectively eliminate sound waves and flutter. Purchasing your own foam is the best way to tune your area without hiring a professional acoustician. This Foam will not deteriorate or fall apart over time. All that is required is dusting over long periods of time. This product is best for when absolute sound deadening