Acoustic Panel Width 24 in Length 48 in Height 2 in Material Polyester Fabric Wrapped Fiberglass For Use With Impaling Clips Coverage 8 sq ft Characteristics Acoustically Absorptive Cloth Wrapped Compressed Fiberglass Panel with a Beveled Edge Suitable for Residential and Commercial Wall and Ceiling Applications Standards Flammability ASTM E84 Class I Includes Impaling Clips