This economical acid-free 100lb sheets available in two surfaces. The smooth finish is excellent for drawing with graphite, pen and ink and airbrush. Vellum finish is fantastic for all dry media including all types of chalks and leads, crayon, graphite, charcoal and pastel. These 20 sheet pads are a favorite with practicing artists and students. Tape bound. 300 bristol smooth pad 9x12inches.