This extra heavy-weight, 3-ply 100% cotton paper provides a premium mixed-media surface that offers true wet media performance with a drawing media finish. The sheets are internally sized for wet media and have durable vellum finish for drawing techniques. Ideal for watercolor, gouache, acrylic, graphite, pen and ink, marker, pastel, collage, colored pencil and pouring mediums. Twelve 350 lb. (570 gsm) sheets per tape-bound pad.