Zebra Sharbo X CL5 (Camel Brown) You can make your original pen of multifunction: (1) gel ink, (2)oil-resistant ink, and (3) mechanical pencil. Necessary parts are as follows. Please search by copying and pasting phrases. (1) Zebra Sharbo X Gel Ink Multi Pen Refill Component (2) Zebra Sharbo X Multi Pen Refill (3) Zebra Sharbo X Multi Pen SBX Mechanical Pencil Component