Sailor Sei Boku Ink Bottle - 50ml Blue Kaweco Classic Sport Its lovely dark shades are

Its lovely dark shades are reminiscent of a dark night sky

At it’s lightest

You’ll find that they match every outfit

3 mm Tip Type Conical Weight - Whole Pen (with Ink) 11 grams per pen

Wrap around magnetic closure

Sailor Sei Boku Ink Bottle - 50ml Blue Kaweco Classic Sport Its lovely dark shades areThis is a blue black fountain pen ink with nano pigments. in the pigment ink sector we would suggest this is one of the top colors and ink on the market today. It has the color that can be used on an everyday basis, plus is water resistant and archival quality. It is a great blue black color, that may produce distinct color variations. However, like any pigmented ink, proper care for cleaning your pen should be exercised when using this or any