Quilted Sounds Management Curtain Panels Class A Fire Rated start with mass loaded sound barrier and encapsulate it with acoustical fiberglass quilted absorber. The facing is silver in shade and has a diamond shape sample (other shades readily available). Panels are one" or 2" thick with only quilted acoustical fiberglass https://acoustic-panels-dubai78996.fare-blog.com/30001956/indicators-on-acoustic-panels-dubai-you-should-know