Usage Tips:Package Included:6 x Acoustic FoamFeatures:ULTRA THICKNESS FOAM- These noise-insulation panels come with 6 pack in the package, each piece size is 2x12x12". 2inch Ultra high thickness foam panel provides a better soundproof experience. Perfect for reducing the noise and use as wall decorationHIGH QUALITY MATERIAL - Made of high quality and density environmentally sponge foam, which can be safely used in home and recording studios, these studio foam are durable and effective, no health risks, safe to use.WIDELY USE - Our High Density Acoustic Absorption Panels can easily block the external noise, create a relaxed and comfortable indoor environment, widely used for recording studios, home theaters, professional movie theaters, concert halls, gaming rooms, home theaters, home studios, office, vocal booth, podcast, youtuber etc.EASY TO INSTALL - Our sound insulation panels installation just need using double-sided tape and glass glue. Note:soundproof wall foam panels are vacuum sealed packing,you need to soak foam in water and wrap it dry or let foam sit for 24 hours to restore it.BUY WITH CONFIDENCE - Quality is of the most importance to us. We produce our sound proof foam panels using high-quality materials and adhere to strict quality control standards! If you encounter any problems during use, please feel free to contact us.Specifications:Material: SpongeColor: BlackDimension: 300x300x50mm/12x12x2 inchNote:1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.