4 PCS Beige Self-Adhesive Acoustic Panels — 2 in Thick, 23.62 x 11.81 in Fiberglass Noise-Reduction for Home, Office & Studio

Powerful sound absorption: Built around a 2-inch/5 cm thick fiberglass core, these panels deliver a high Noise Reduction Coefficient of up to 0.95 to effectively absorb mid-to-high frequency sounds and cut down on echoes and reverberation for a quieter space. Easy, tool-free installation: Each panel features a 3M strong self-adhesive backing so you can mount them quickly on most flat surfaces without nails or tools; the adhesive is formulated to hold the panels securely in place. Safe, odor-free construction: Manufactured from 100% white fiberglass, the panels are free of unpleasant odors and comply with green E0 environmental standards, making them non-toxic and safe for both respiratory and skin contact. Versatile applications: Suitable for homes, offices, recording studios, cinemas, schools and similar environments, these panels help improve acoustic comfort whether you’re working, studying, recording or relaxing. Package details and sizing: Box contains 4 panels measuring 23.62 x 11.81 inches (60 x 30 cm) each, with a 2-inch adhesive width, offering flexible placement options to match your room layout and decor.