With its extreme transparency and extra smooth, satin finish, Vidalon Vellum is suitable for line drawing, pencil, ink, fiber tip and technical pens. Resistant to scraping and repeated erasing. Also works well for microfilming, offset and letterpress. Neutral pH for optimum storage properties and archival uses, will not yellow over long periods of time. 55 lb. 50 sheet tape-bound pad measures 11x14".