[Easy to Install, Saving Time & Money] Featuring a self-adhesive design, simply remove the protective liner and stick the soundproof panels directly to the wall. Compared to other acoustic panels, our design allows for quick and hassle-free installation. No additional double-sided tape or adhesive is required, helping save time and money. [Unique Design] These acoustic panels feature a modular design with distinctive shapes and clean aesthetics. The linear pattern allows for creative wall arrangements, enhancing both visual appeal and acoustic performance. Customize your space with a modern, stylish look. [Safe Materials and High Density] Constructed from 100% high-quality polyester fiber, the panels are odorless and meet B1 class flame retardant standards, making them safe for indoor use. With a high density of 250 kg/m³, the panels are durable and can be easily cut to size using a utility knife. [Sound Performance] These sound absorption panels help reduce unwanted reflected sound, background noise, echoes, reverberation time (RT), and standing waves in rooms such as home studios, offices, or living spaces. Ideal for improving acoustic clarity on walls, doors, and ceilings. Easy to install and effective for everyday acoustic treatment. [Decoration and Creativity] Precision CNC-cut patterns allow the panels to interlock visually when arranged together, offering multiple layout options. Enhance your room with artistic acoustic treatment and create a space that looks and sounds great. Color: White Material: Polyester Size: 300 x 300 x 9 mm Package Contents: 12 x Acoustic Panels with Self-Adhesive Backing Note: The package includes only the items listed above. Other accessories or room decor are not included. Note: Lighting and display settings may cause slight variations between the color shown in the image and the actual product. Measurement tolerances are within +/- 1-3 cm.