Versatile coloring with dual tips - 0.4 mm fine tip for precise lines and details, and 1-2 mm brush tip for flexible shading and broad color application. This dual-tip brush pen design is a must-have for artists and crafters. Adaptable to graphic styles - Works with a variety of graphic styles, bringing vibrant, long-lasting color to your creations and inspiring creativity with rich hues. Smooth and clean performance - Harmless odorless water-based ink provides a smooth, mess-free drawing experience. The comfortable design helps prevent messy hands or pages. Quick-drying and easy to wash from skin and clothing for a soft, safe use. Great gift option - Perfect for students, teachers, artists, and creators. The two-tip brush pens support imaginative artwork and make thoughtful gifts for boys and girls. Use scenarios - Create detailed line work and fine illustrations in coloring books or drawings using the 0.4 mm tip. - Fill larger areas and apply shading with the 1-2 mm brush tip for posters, crafts, and bold color blocks. - Ideal for classroom art projects, demonstrations, and gifting projects that spark creativity in students and hobbyists alike.