The Bubos 4 PCS Acoustic Panels are 23.6''x11.8'' fabric soundproof wall panels that are self-adhesive for easy installation. These light grey panels are designed to absorb sound and are perfect for use in home studios or music rooms. With dimensions of 24.2x12.5x4.3 inches and a weight of 8.25 pounds, these panels are a practical and effective way to improve the acoustics of your space.