General description 18 Pcs Acoustic Foam Studio Soundproofing Absorption Bass Charcoal/Black Corner Wall Soundproofing panels are designed to provide excellent low-frequency soundproofing and acoustic properties. These environmentally friendly foam panels are ideal for sound absorption, warmth, heat insulation, and wall decoration. They are also shockproof, moisture-proof, and anti-friction, making them suitable for various applications. Technical specifications Color: Black Material: Foam Size: 12 x 12 x 24 cm Package Contents: 18 x PCS Charcoal Acoustic Foam Measurement allowed error: +/- 1-3 cm Usage These acoustic foam panels can be used in a variety of settings, including: Residences Recording studios Home theaters Schools Hospitals Automobiles Ships Architectural decoration Household appliances