Sound absorbing panel framed with anodized Slim aluminum profile in matt silver color. Made with a high percentage of recycled material: 60% recycled polyester fibers from PET plastic bottles and 40% from new polyester fibers. Acoustic properties: alpha m: 0.25. NRC: 0.30. 0.9mm PET thickness. Available in 7 colors. It allows you to place notes and reminders using thumb tacks or pins.