Acoustic Wall Panels Self-Adhesive, 12 Pack Sound Absorbing Panels Brick, High Density Sound Proof Foam Panels for Walls, Office,Reccording Studio, Ceiling 12" X 12" X 0.4" Dark Gray

Sound-Absorbing Principle: High-quality polyester fiber material and porous structure in soundproof wall panels capture and absorb air vibrations in sound waves；effectively reduce sound reflection and echo；improve the purity and clarity of sound；install as a whole for higher noise reduction Brick Acoustic Wall Panel: Brick design adds beauty to your interior；complements various decorating styles；provides sound absorption and enhances visual appeal；can be cut and assembled into different shapes for customizable designs High-Quality Material: Sound proof panels for walls made of 100% high-quality polyester fiber；soundproof foam panels are durable and wear-resistant Self-Adhesive: Soundproof wall panels are self-adhesive；can be installed without additional tools；easily applied to walls, doors, windows, and ceilings About Disassembly: If removal is needed, heat the acoustic wall panels with a hair dryer before peeling it off；this helps to prevent damage to the wall