Strathmore 300 Series Sequential Bristol Pad Vellum 11x17

Smooth - pen and ink, mechanical pencil, air brush, marker Vellum - graphite pencil, colored pencil, charcoal, sketching stick, pen & ink, marker, soft pastel, mixed media, oil pastel, collage--For finished artwork this high quality bristol weight board comes in two surfaces. Smooth is rated very Good for mechanical drawing, marker, airbrush along with pen & ink. Vellum is rated Very Good for graphite pencil, colored pencil, charcoal, sketching stick, mixed media, airbrush and oil pastel. Smooth - pen and ink, mechanical pencil, air brush, marker Vellum - graphite pencil, colored pencil, charcoal, sketching stick, pen & ink, marker, soft pastel, mixed media, oil pastel, collage