This watercolor ground from Daniel Smith creates a soft and absorbent watercolor surface with a slightly cottony texture, which is similar to cold press paper. With this beautiful archival-quality ground, artists can create stunning pieces of art on any surface, lift and scrub without damaging the painting surface and rescue flawed paintings or frame without glass. Details: Available in multiple colors 4 fl. oz. (118 mL) Archival and acid-free Excellent surface for all watercolors Surface holds up to vigorous scrubbing without any damage Heavily-pigmented with a thick, brushable consistency Easy application Conforms to ASTM D-4236 For use with wood, plaster, canvas, masonite, all types of paper, fabric, glass, Plexiglass, metal, plastic, stone and masonry