Gray Acoustic Wall Panels (4-Pack) — 2" Thick, 23.62 x 11.81 in Sound Absorbing Panels

High-performance acoustic panels built with a 100% white fiberglass liner to reduce mid-to-high frequency noise. At 2" thickness these panels deliver an NRC value of up to 0.95, helping minimize echoes and reverberation for clearer sound. Each pack contains 4 gray panels, each measuring 23.62 x 11.81 inches, and features a 2-inch adhesive width for adaptable coverage. Installation is fast and tool-free thanks to a strong 3M self-adhesive backing that bonds securely to a variety of surfaces. Made from odor-free materials that meet green E0 standards, the panels are safe for skin contact and breathing. Ideal for home theaters, recording studios, offices, meeting rooms, classrooms and other spaces where improved acoustic quality is needed.