Add sound treatment to your on-air studios. Sonora acoustic panels are high density (7 lbs. per cubic foot) glass fiber panels (2 ft. x 4 ft.) covered with an acoustically transparent fabric. Edges are chemically hardened. These panels are durable and attractive, and best of all, provide proper sound absorption. Available in 5 edge designs and 48 colors (specify when ordering). Call and talk to your sales rep and specify mounting type when you call.