This refill with black ink suits the Delfonics regular-size pen. The Delfonics wooden ballpoint pen is a constant favourite amongst stationery fans - loved for its classic style, precise writing point and excellent click action. Hexagonal shaped for easy grip, the retractable, refillable ballpoint pen is a wooden pen and has a lovely, timeless feel. The regular size 15cm pen is easy to refill with this Delfonics refill (0.7mm tip). Slip your stylish pen into a Delfonics elastic notebook strap to enhance the appearance and daily functionality of your notebook or diary.