Exact Vellum Bristol is perfect for all medium to heavyweight applications-especially direct mail, greeting cards and business reply cards. The semi-smooth finish is a favorite of paper crafters. Guaranteed performance in laser and inkjet printers. Acid-free for archival quality. Sheet/Roll Size: 8.5 x 11; Paper Basis Weight (lb): 67 lb Bristol; Paper Grade (gsm): 147 gsm; Paper/Media Color(s): Blue.