[Noise Reduction]: Our 3D acoustically designed 2-inch foam helps break up sound waves, providing excellent sound control for walls or ceilings. [Reduce Reverberation]: At 50 lbs per cubic yard, these acoustic panels effectively absorb unwanted flutter echoes. Made from environmentally friendly polyurethane foam. [Easy to Install]: Can be used as acoustic padding for walls, ceilings, and doors. Simply attach with glue or tape. Easy to shape and cut to size without affecting performance – no special tools or materials required. [Versatile Application]: Ideal for live sound treatment on studio or office walls. Use in recording studios, control rooms, home studios, home entertainment theaters, and home offices. Easy to modify without impacting performance. [Wall Decoration]: The stylish design also serves as decorative wall art for your favorite space. Perfect for recording studios, KTV, offices, home theaters, etc., allowing you to create countless beautiful memories in a comfortable environment. Color: Black Material: Polyurethane Size: Height: 5cm Package Contents: 12 x Soundproofing Foam Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is +/- 1-3cm.