Ohto Fude Ball 1.5 mm Extra Bold Rollerball PenSuper bold point pen Fude ball is new type of roller pen that can be used for creative hand lattering. The Ultra thick 1. 5mm writing ball gives a varying line width when you vary the angle and pressure you write with. Depending on the pressure and touch of the pen, you can create a wide variety of characters. The innovative pigment ink formula is fadeproof and water resistant. The pen in available in 10 colors: black, blue, red, green, light green,