Akkerman Delfts Blue limited edition fountain pen ink in a 60 mL glass bottle. Delfts Blue (Delfts Blane) is a limited edition color from Akkerman in a unique and gorgeous box.
Form follows function in the beautiful Akkerman ink bottles. Their vintage-styled glass bottles feature a marble stopper inside the neck of the bottle which, when tipped, fills the neck for easy filling. This allows east filling of your fountain pen without having to dunk the entire pen in the large bottle.