The 12 Pack Set Acoustic Absorption Panel is a special acoustic soundproofing insulation panel used in homes and offices to reduce noise levels. The panel is made of high - grade acoustic foam material and has a beveled edge to help improve sound absorption. The 12 X 12 X 0.4 - inch panel is lightweight and can be easily installed in any room. It helps to reduce echo and reverberation and make voice and music sound clearer. It is highly durable and can withstand long - term use. The acoustic absorption panel also helps to reduce the transmission of sound through walls, floors, and ceilings.