Nitram Fusain Aquarelle is a pigmented, colorant-free charcoal watercolor that comes in a 1.75 oz. reusable screw-top tin. It’s made from all-natural ingredients including Nitram powdered charcoal, gum arabic, water, glycerin, and honey. This charcoal watercolor provides a range of tones from light grey to deep black, has a smooth consistency, and dries quickly. Simply mix with water and paint directly onto paper or other absorbent surfaces. Create beautiful transparent washes or thin, ink-like strokes.