Strathmore 400 Series Mixed Media Pads combine true wet media performance and dry media finish for a complete range of mixed media applications. The 140 lb. sheets feature the combined characteristics of watercolor paper and the vellum finish of drawing paper. This paper performs unlike any other for a wide variety of applications. Use for studies or finished work in watercolor, gouache, acrylic, graphite, pen & ink, colored pencil, marker, pastel, collage and more. Sheets are acid-free and tear out of the pad cleanly. 15 sheets per pad.