The OEM ClearPrint Plain Vellum Pad CLE10001410 contains 50 sheets of 16 lb. vellum paper made with 100 percent cotton fiber. This unprinted paper is treated with high-impact oil resins to produce a permanently transparent drawing surface. The smooth white surface is suitable for use with pencil and ink, making it ideal for various artistic applications. Additionally, this acid-free, archival vellum pad is produced without solvents to meet EPA requirements.