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 - We are currently conducting insulation tests, and initial results show that the acoustic panels can effectively reduce noise and provide a more comfortable environment. Even with noisy surroundings, you can enjoy quiet activities like reading. Additionally, when gaming at higher volumes, the panels help contain sound, reducing the chance of disturbing others. ELIMINATES ECHOES AND STANDING WAVES - Made with high-density material and a specialized surface design, these panels effectively absorb sound, reduce reverberation, and minimize standing waves. Whether you're watching TV, playing piano, or using a training space, the acoustic panels improve sound quality and support a better listening environment. FIRE RETARDANT - Some may wonder about safety. These acoustic panels are made from materials that meet standard safety requirements, are non-toxic, and have low odor. The material has been tested for flammability and is designed to resist ignition, allowing for safe use in indoor spaces. WIDELY USED - These sound-absorbing foam panels offer a cost-effective solution for improving acoustics in various environments. Ideal for use in studios, rehearsal rooms, home theaters, podcasting spaces, churches, vocal booths, and living areas. NOTE: Adhesive is included; color of adhesive may vary randomly. Size: 30x30x3.5 cm. Material: Polyurethane. Color: Black. Package Contents: 12 x Soundproofing Foam Panels. Only the items listed are included; all other accessories are not included. Note: Lighting and display differences may cause slight variations in color compared to the actual product. Measurement tolerance is +/- 1-3 cm.