Sakura Koi Watercolor Tubes and Sets offer students, hobbyists, and professionals dynamic color possibilities at an affordable price. Highly concentrated straight from the tube, these smooth, highly pigmented watercolors are instantly water responsive and perform well on wet or dry paper. Formulated with fine, specially selected pigments and a special binding agent for even suspension, create luminous, soft-edged washes, layer colors, and blend. Koi’s vibrant colors dry quickly on watercolor paper, allowing for versatility in correction and layering.