A weightier version of the legendary 1000H, it's a 100%  cotton sheet that is made transparent without the use of solvents.  It features a smooth, transparent, and uniform surface. Pencil and pen lines come out sharp and clean with no feathering edges and no ghosting. Retains strength, stability, transparency, and printing qualities under exposure to heat, light, and atmosphere. It will not become yellow, brittle, or opaque with age. Compatible with a wide range of fine art media.