With over 54 years of experience, Alvin is one of the primary sources for drafting supplies and drawing equipment in the country. Together with this core group of products, we continue to meet the needs our customers with our expanding range of fine art, hobby and craft supplies, our large selection of drawing room furniture, and our wide assortment of exclusively-designed products. The finest product you can buy for manual drafting. This 100% new cotton fiber media is transparentized without solvents to produce the proper translucency as well as the legendary Clearprint archival quality strength erasability (with no ghosting) and redraw characteristics. Good for pencil or ink. 16lbs. (68gms/meter2).