EASY INSTALLATION - If you are familiar with acoustic foam, you know how simple it is to install. Lightweight and backed with adhesive, it can be attached to a variety of surfaces. No tools or additional materials are required for installation—the straightforward design helps reduce effort. SIGNIFICANT SOUND INSULATION - Currently undergoing testing, the acoustic panels have shown effective noise reduction capabilities, helping create a more comfortable environment. Whether dealing with noisy neighbors or enjoying high-volume gaming, these panels assist in minimizing sound disturbance. ELIMINATES ECHOES AND STANDING WAVES - Made with high-density material and a specialized surface design, these panels effectively absorb sound, reduce echoes, and improve o clarity. Ideal for use while watching TV, playing musical instruments, or in training rooms, they help create a better acoustic environment for studying and entertainment. INFLAMMABLE AND FIRE-RETARDANT - Some may wonder about safety. These acoustic panels are made from safe, non-toxic materials that are free from harmful substances. Tested with a flame source to verify fire-retardant properties, the material is non-irritating and has minimal odor, ensuring safe use. WIDELY USED - These soundproofing foam squares offer an afable solution for improving sound quality at home or in recording environments. Suitable for professional studios, rehearsal rooms, concert halls, podcasting, churches, home theaters, vocal booths, and living spaces. NOTE: Comes with adhesive. Adhesive color may vary randomly. Size: 30x30x3.5cm. Material: Polyurethane. Color: Black. Package Contents: 12 x Soundproofing Foam Panels. Other items not included. Note: Lighting and display differences may cause slight color variations between the image and the actual product. Measurement tolerance: +/- 1-3cm.