Create crisp lines from ultra-fine details to bold outlines with Mr. Pen black fineliner drawing pens —a 16-pack multiliner set with assorted tip sizes for art, notes, and journaling. 16 black fineliner pens: Includes assorted tip sizes from 0.05 mm to 3 mm Range of line options: Ideal for delicate detailing, technical line work, bold outlines, and freeform sketching Deeply pigmented black ink: Produces vibrant, professional-looking lines Resists tip fraying: Designed for consistent precision and clean results over time Water-based, fast-drying ink: Won’t smudge or bleed Safe for all ages: Water-based ink that won’t smudge or bleed—safe for all ages Multi-purpose use: Suitable for art, drafting, journaling, sketching, and Bible study notes Versatile toolkit add-on: Great for artists, students, and architects