Our 1 inch wedge foam makes it easy to panel walls, doors, and even ceilings! This sound dampening foam provides strong noise reduction which allows for amplified acoustics and is best applied on mid-to-high range frequency. Cut with the finest laser precision, our foam wedges are easily aligned with one another and provides exceptional sound absorption in any room!! 1 inch wedge foam provides moderate sound control on walls or ceilings. This product provides strong noise reduction , where moderate deadening is desired. 1 inch wedge foam is most effective insulation in on mid-to-high frequency ranges. Use: Perfect for use on walls, ceilings, doors, windows etc. Anywhere to help block sound and prevent echoes inside the room. Your package includes 48 pieces (24 sets), each tile splits into 2 tiles.