Platinum Pen Multi-Function Pen Double 3 Action Pocket Rich Olive MWBP-3000#41 Suggested Retail Price: ¥3,300 0.5mm Mechanical Pencil + 0.7mm Oil-based Ballpoint Pen (Black & Red) Features: This multi-function writing instrument incorporates a mechanical pencil and is the first in the world to feature an extendable mechanism. In addition to the conventional 3 functions (0.5mm mechanical pencil + black and red ballpoint pens), it shrinks to a compact 110.5mm in length for portability when stored, and extends to a practical 127.5mm for writing, achieving a 17mm range of extension. This is an advanced writing instrument that condenses the convenience of a multi-function writing instrument and the ease of portability into one pen.