Large Acoustic Panels Self-Adhesive, 4PCS 44.1" x 21.7" Sound Absorbing Panel, Acoustic Wall Panels for Interior Wall Decor and Recording Studio Acoustical Treatments, Living Room, Office, Black

High-Density Design: Featuring a high-density construction of 168 kg/m³, these acoustic panels measure 44 x 21.6 x 0.35 (112 x 55 x 0.9 cm) each and offer an impressive NRC rating of up to 0.9. They effectively absorb wall noise, significantly reducing reverberation and echo to improve your room's acoustic environment.
Easy Installation: These soundproof panels include a strong peel-and-stick backing for a quick, tool-free setup. They adhere securely to any smooth surface.
Creative Space Customization: These sound panels are both functional and decorative. They can be freely combined and spliced to create a unique and personalized wall style that blends seamlessly with your home decor.
Safe Material: Made from 100% pure polyester fiber, these acoustic panels contain a strong, odorless adhesive. The material is skin-friendly and safe for daily contact