Diamine Prussian Blue (80ml) Bottled Ink red This pen glows beautifully in

This pen glows beautifully in a dark and semi-dark with a blue green color after an hour exposure to light

Majestic Purple Bottled Ink by Diamine is non-toxic water-based fountain pen ink that can be used with any fountain pen and will not clog your pen

Bottle: Glass

patented the design for the first self-filling pen in 1897

Diamine Prussian Blue (80ml) Bottled Ink red This pen glows beautifully inPrussian Blue Bottled Ink by Diamine is non toxic water based fountain pen ink that can be used with any fountain pen and will not clog your pen. A secret ingredient has been added by Diamine producing smooth flowing, vibrant colors that glide across your paper surface. Available in over 200 variations, you are sure to find the perfect color for your writing needs! Bottle: Glass Volume: 80ml Color Family: Blue