Pilot Dr. Grip 4+1 Pen/Pencil
This chunky, yet versatile writing instrument combines four pen colors and a pencil. It has retractable 0.7mm black, blue, red, and green ink cartridges, a 0.5mm mechanical pencil, and an eraser hidden under its cap. The pen comes in black and white as well as a variety of other colors. Ink refills sold separately.