Brightness: 92; storage and handling: normal temperature; color: white, 18 in. Wide, 20 lbs., 50 in. Diameter, 6 in. Core, pinfed, 2 vertical 1/2 in. Tear away; 2 horizontal perfs at 9 in. And 13 in.; tick mark left hand side of sheet before every 13 in. Perf.