Strathmore water pad 400 series
Acid-free. This blended wood pulp sheet has a professional-grade random surface. Recommended for intermediate and advanced watercolorists for mastering technique.140 lb.,300 g/m2 rough surface. Available in 12 sheets, spiral-bound pads, or 15 sheet blocks (bound on 4 sides). Cold press. Acid-free watercolor paper is popular with watercolorists of all levels.