Crafted of cotton fiber for archival quality strength, this translucent vellum is ideal for manual drafting. Designed for architects, engineers and graphic artists, the media has a grid for detailed work and is made transparent without chemicals so it is easy to erase with no ghosting. CLEARPRINT provides the highest quality imaging media to architectural, engineering & graphic arts professionals throughout the world . Finest product you can buy for manual drafting . 100% New cotton fiber media is transparentized without solvents to produce the proper translucency as well as the legendary Clearprint archival quality, strength, erasability, no ghosting & redraw characteristics . Good for pencil or ink