Description Made of premium and flame-retardant polyurethane material, this soundproof wall panel is durable to use. Ideal sound insulation accessory for reduce noise and echo in recording studios, control rooms, offices, home studios and home entertainment theaters. Features -Material:PU -Size:30.00X30.00X4.50cm/11.79X11.79X1.77in - High-quality materials, safe and environmentally friendly - You can install and remove it from your wall easily. - Very suitable for recording studio, home theater or general noise reduction - Adopt a stepped shape to achieve the largest surface area and achieve the best sound noise reduction - Widely used in recording studio, piano room, drum room, and etc.Package list: 6 x Soundproof Wall Panels