Use Clearprint 1000H Design Vellum Sheets with Engineer Title Block 16 lb. 100% Cotton 18 x 24 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.