Perfect your creations down to the last detail with Vision Needle's optimal precision. Rich, pigment-based ink flows evenly for a reliable, silky-smooth writing experience. Capped rollerball needle pens deliver smooth flowing ink, allowing you to create concise and flawless documents with vibrant lines in a rich hue Micro point pens with archival-quality ink are perfect for notes, lists, signatures and record keeping Uni-Flow Ink System ensures a consistent, delightfully fluid writing experience 0.5 mm micro needle point fade-proof pens have uni Super Ink that makes them water and fraud-resistant A visible ink supply window indicates the level of ink, so you don’t run out unexpectedly; durable metal clip ensures that your favorite roller pen is always at hand This everyday liquid ink rollerball pen combines solid writing, vivid lines and a classic design with colorful accents Comes with micro-point, blue-ink pens in a 12-pack. Features black barrels and blue ink. ACMI Certified AP Nontoxic. For detailed information see www.acmiart.org. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.