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A full spectrum of color is on display as the pen is rotated. Hongdian has created a changing rainbow of color on this pen and the result is simply breathtaking!
This pen is equipped with an unique rainbow, stainless steel extra fine nib to deliver an incomparable writing experience.
It comes with a converter for bottled ink, Ink cartridges Not included for safety. You can purchase the Hongdian cartridges in our store, ASIN：B08259HPC7
This Hongdian foutnain pen was designed for those who appreciate an exceptional writing experience.
Beautifully well balanced and artfully writing instrument, this gradual color fountain pen set is top of its class. With metal pen case, it makes an amazing gift for yourself, your family or absolutely anyone else.