SoundAbsorbing Principle Hhquality polyester fiber material and pus structure capture and absorb air vibrations in sound wavesreduce sound reflection and echoimprove sound clarity and purityinstall as a whole for hher noise reductionSelfAdhesive Panels No need for additional spray adhesives or doublesided tapeselfadhesive panels are ready to usepeel off the kraft paper on the back for quick applicationpress firmly to ensure they stay in placeHhQuality Material Made of hhquality polyester fibersoundproof foam panels are durable and wearresistantEasy Installation Selfadhesive soundproof wall panels require no additional toolseasily apply to walls doors windows and ceilingssimple and quick setupAbout Disassembly If removal is needed heat the sound insulation board with a hair dryer before peeling it offthis helps to prevent damage to the wall