Noodler's Bluerase (Erasable) Fountain Pen Ink - 4.5oz laban-accessories This rolling ball pen has

This rolling ball pen has a patented extra fine precision tip to deliver smooth

rollerball cone

allowing the ink capacity to be that of a piston-filler

Fitted with ballpoint refill LAMY M 21 in black blue and red

Filling System: Cartridge (Can fit a Pilot Con-40 Converter - Sold Separately)

Noodler's Bluerase (Erasable) Fountain Pen Ink - 4.5oz laban-accessories This rolling ball pen hasNoodler's Blue Watererase 4. 5 oz bottle Watererase ink made to write on most whiteboards plexi glass lexan etc. Can be erased with a slightly wet cloth. Also suitable to use on regular paper as a standard conventional fountain pen ink.