The Cello Fineliner Pen Marker set includes 6 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.