Soundproofing: Made of high-density materials, these panels can effectively isolate noise and providing a quieter environment. Stylish and practical: The black double-stripe design is fashionable and can be used in theaters, recording studios, and other occasions. Easy to install: With its self-adhesive backing, the panel can be freely spliced according to needs, and installation is simple and convenient. Strong durability: Our soundproofing panels are durable and not easy to deform or age, suitable for long-term use. Multiple Uses: Not only can these panels be used for soundproofing, but also for sound absorption, insulation, and other occasions. Durable sound-absorbing materials are used to effectively isolate noise and provide a quiet environment. These sound proof panels are suitable for recording studio, KTV, bedroom, theater and other scenes. Self-adhesive design, convenient and fast to install, no professional installation tools needed. Colour:Black Material:polyurethane Size:30.00x30.00x5.00cm/11.79x11.79x1.97in Package Contents: 12 * Acoustic Foam Panels Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.