Pesfehhy 50Pcs 12 Slot Fire-Retardant Soundproof -Absorbing Cotton Egg -Absorbing Wall Panel

Also, this foam helps with smaller agitation complications. It is tested to effectively sound waves and flutter. Thin 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 and slap back. This foam is Perfect for spot-treating production studios, practice rooms or home entertainment centers. Purchasing your own foam is the to tune your area without hiring a professional acoustician. Foam not deteriorate or fall apart over time. All that is required is dusting over long periods of time.