Pentel Rolling Writer Roller Ball Pen, Black Ink, Medium, 0.40 mm (Dozen)

Cushion Ball Tip™ adjusts to user's writing style for an outstanding writing experience. Durable 0.8mm tip produces clean lines at any angle without skipping or smearing. Smooth, expressive ink is ideal for notes and general writing. Take it with you wherever you go with it's convenient pocket clip.