The rOtring 600 ballpoint pen blends the iconic form of the 600 mechanical pencil with a smooth-writing ballpoint pen. Meant for a lifetime of use, the full-metal body provides ideal weight balance for fatigue-free writing and drawing. This premium pen is refillable and comes loaded with a high-quality metal refill. It also has a hexagonal shape so it doesn't slide off your working table or writing space. The retractable design is convenient and airplane safe. Excellent for frequent writing, drawing and sketching.