M&G Extra Fine & Micro Point Click Retractable Roller Ball Pens,Rubber Grip Type 0.5mm,Blue Ink ,pack of 4 Writes amazingly smooth while providing crisp, vivid lines Quick-drying ink helps prevent smearing - perfect for left-handed writers Features M&G Super Ink- specially-formulated to become trapped in paper, helping prevent criminal check washing and other document alteration Form-fitting rubber grip for writing comfort