Feature Highlights: 1. Effective Noise Reduction – These sound panels minimize unwanted noise, creating a more comfortable environment for sleeping, listening to music, watching videos, or focusing on work. 2. Quick-Rebound Foam – Even when tightly packed for shipping, the acoustic foam quickly regains its original shape, so you can use it right away without waiting. 3. Easy Self-Adhesive Installation – Each panel comes with convenient pre-applied adhesive backing. Just peel and stick onto clean, dry surfaces—no tools needed, and no wall damage. 4. Eco-Friendly & Safe Material – Made from polyurethane foam that is odor-free and safe for indoor air quality, ideal for home theaters, studios, offices, and bedrooms. 5. Space-Efficient Pack – The 24-panel set offers full coverage for enhanced sound control while being simple to store and handle. Product Details: These self-adhesive acoustic foam panels are designed to absorb excess noise and improve room acoustics in various settings. Crafted from eco-friendly polyurethane, they are both effective and safe for everyday use. The peel-and-stick installation makes setup quick and hassle-free—perfect for anyone looking to soundproof a room without complicated tools or permanent modifications. Panels arrive compressed for shipping but quickly expand to their full usable form. Specifications: - Material: Polyurethane foam - Color: Black (adhesive backing color may vary randomly) - Package Contents: 24 × Acoustic Panels - Note: Only the listed items are included. Slight color variations may occur due to lighting and screen differences. Allowable size tolerance: +/- 1–3 cm.