Item Description 32' roll which covers 40 sq. ft. PureFiber Technology makes Owens Corning PINK insulation better than ever .EcoTouch insulation contains more than 99% natural ingredients .GreenGuard Children & Schools Certified and verified to be formaldehyde free .Contributes to LEED project certification .Certified to contain at least 50% recycled content, the highest certified percentage in fiberglass insulation