90 Vellum 9x12 Tracing Pad SKU - 090P091250 Size - Creative Process: Stage 2 Fine Art Rendering. Durable vellum tracing paper that is excellent for illustration and lettering, as the transparency removes the need for lightboxes in order to follow guides. Acceps light applications of wet media, and works very well with pencil and pen. Acid free. Made in the USA.