Color really pops on this mixed media toned paper! This sketchbook is great for a wide range of dry and wet media, with 100 lb. (150 gsm) fine art paper that supports multiple erasures without pilling and holds ink line without feathering. Internal and surface sizing means remarkable wet strength and forces pigment to remain high on the surface so that color glows. Suitable for colored pencil, ink, gel pens, paint markers, watercolor, gouache, chalk pastels, oil pastels, water-soluble graphite, charcoal, Conte crayon, colored dry pigments, watercolor pencil, soapstone pencil and more! Details:Dark gray cover, gray sheetsAvailable in multiple sizes100 lb./150 gsm46 sheetsAcid-freeDry media, light wash, ink