The Cello Fineliner Pen Marker set includes 12 vibrant colors, offering precise and smooth ink flow for detailed work. Ideal for artists, designers, and professionals, these fineliners deliver consistent lines with quick-drying ink that resists smudging. Their ergonomic design ensures comfortable long-term use, making them a reliable choice for intricate sketches, technical drawings, and creative projects. Elevate your work with this comprehensive color range and fine tip accuracy.