· ✐Flexible double nibs✎ A thin 0.4 mm nib is used for contouring, and a 1-2 mm nib is used for blending and coloring. The durable and flexible nib allows various strokes from thick to thin, while the other end has felt details suitable for fine details. Combine the two to create countless effects that truly bring your artwork to life. · ✐36 GORGEOUS COLOURS✎You'll get a huge range of vibrant, highly-pigmented colors. Each set includes primary colors and complementary colors, and blend beautifully for added dimension to your artwork. · ✐Keep it tidy and orderly✎Put the marker pen into the included container! The convenient bucket can be marked so that you can be prepared for inspiration. Color-coded hats make it easy to choose the correct color. · ✐Excellent sealing performance✎Improve the sealing performance of the pen cap, so that you can keep the pen tip out of water when you use it. After using the product, please close the pen cap in time. There is no need to worry about the pen tip drying out next time you use it. If this happens, please wait patiently It will return to normal in a while. · ✐Awesome gift✎Watercolor pen is the perfect holiday gift, suitable for adults, children, students and artists. It is equipped with a transparent soft bag for easy carrying and storage. If there is any defect or damage, please feel free to contact us, we will provide free replacement or full refund.