VIBRANT YELLOW FINELINER: Experience precision with the striking yellow colour of the Sakura Pigma Micron 05. Perfect for adding brightness and creativity to your artistic and technical drawings. IDEAL FOR PROFESSIONAL & ARTISTIC USE: Perfect for designers, architects, and illustrators, these waterproof fineliners excel in technical and artistic projects, ensuring no smearing or feathering. EASY TO MIX WITH DRAWING AIDS: The metal sleeve protects the fine tip, ensuring smooth use with rulers and other drawing aids, making it perfect for detailed work and technical accuracy. ARCHIVAL QUALITY & WATERPROOF INK: Featuring pigment-based, archival-quality ink, these fineliners promise permanent, fade-resistant results that don't bleed, ensuring long-lasting creations. CREATIVE INNOVATION BY SAKURA: Known for its commitment to creative tools, Sakura provides writing and illustrating products that cater to both professionals and hobbyists, offering infinite possibilities for self-expression.