The Pilot BegreeN Kakuno Fountain Pen is an entry level fountain oen suitable for children AND first time users that are learning how to write with a fountain pen. Each Kakuno pen has a face engraved on each nib to help the user hold the pen correctly, so they always associate happy writing with happy learning. The triangular design of the barrel provides an ergonomic grip that is easy to hold, comfortable and lightweight. Refills available in Blue or Black in cartridge. Also refillable with Pilot Fountain ink using the Pilot Converter 40 (sold separately).