5cm thick sound absorbing cotton, orange color self-adhesive acoustic panel classroom cinema acoustic panel 5 square meters

Acoustic Panel: For on-site processing in studio or office - for studio, control room, office studio, home entertainment theater, home office. Acoustic Panel: Super thick composite sound insulation cotton, sound absorbing and sound absorbing, flame retardant and waterproof, green. Acoustic Panel: Soundproof, sound absorbing, non-discoloring, non-corrosive, easy to install. Acoustic Panel: Tips: This product is designed with self-adhesive glue. It can be installed immediately after the customer receives the package, and the installation is simple and convenient. Acoustic Panel: Color: Orange / / Size: 1 * 5M / / Thickness: 5CM / / Area: 5 square meters;