Experience precision and vibrant color with Artline Yoodle Fine Pens. This 10-pack features 0.4mm fine tips, ideal for intricate details in writing, sketching, doodling, and drawing. The special water-based ink ensures clean results, as it's designed not to bleed through paper. Each pen boasts a metal clip cap for secure portability and a long 'cap-off' time to prevent drying. The durable metal-enclosed tip is built for extended life and perfect for use with rulers and stencils, making them a versatile tool for artists and students alike.