Includes 2 chains to hang from ceiling for high visibilityMade from acrylic, frame comes complete with two 6-ft. lengths of chain and special hooks to attach to acoustical ceiling grid work. Chain can be cut to desired length. Overall dimensions:47-1096: 24Hx16"W47-1097: 24Hx18"W47-1098: 28Hx22"W47-1099: 22Hx28"W