Foamily XL Column Acoustic Wedge Studio Foam Corner Block Finish Corner Wall in Studios or Home Theater (4 Pack);

This product is sold as 4 pack best for when absolute sound deadening is not required, but moderate deadening is desired. Acoustically, they smooth out the excess frequency energy that congregates in room corners. Use: Perfect for use on corner walls, corner ceilings, etc. Anywhere to help block sound and prevent echoes inside the room. Best When You Cover The Corner From Top to Bottom, with this Product.