The Dice Pen with mini dot dice. Dice are regular 5mm dice with 1 to 6 pips on each side. Pen includes 30+ 5mm dice in your choice of color, and one black or white 10mm die (this is to prevent the mini dice from spilling everywhere when you take the cap off). The Dice Pen lets you easily bring your dice with you anywhere. It is a simple concept, a pen that has a compartment to store and transport dice. With this in your pocket you will always have everything you need to play. Pen is fully functional with blue ink.