Use Clearprint 1020H Design Vellum Sheets, 20 lb., 100% Cotton, 11" x 17", 10 Sheets Per Pack to produce professional drawings with translucent paper made of 100% new cotton fiber. This paper boasts acid-free archival quality, strength, erasability without ghosting and redraw characteristics. Pre-printed title block clearly identifies and organizes multiple versions of plans. Use with pencil, ink and traditional drafting products. Paper is transparentized without solvents to produce a permanent transparent drawing surface, which is also printable in laser and inkjet printers. Made in USA.