Unique tip Smooth, expressive writing Contains 'Super Ink' - light-fast and waterproof Featuring Smart Tip technology, the uniquely designed roller ball tip of the Air allows free flowing ink to glide smoothly across the paper for skip-free writing With the capability for variable line widths according to pressure, Air adjusts to your writing style and gets better over time. The Air writes like a marker but with the durability of a roller ball for superior, smooth writing.
