Diamine Forever Ink Bottled Ink in Skyline - 50 ml Color__Black Micro Knurl__cross-townsend-fountain-pen-in-black-micro-knurl A ball valve moves in

A ball valve moves in place over the front end opening to protect the retracted nib from drying out or getting damaged

Filling System: Cartridge and piston converter

Parker reintroduces the classic "51" design to a new generation of writers

Ink Tone: Deep Red

This nib is made by Jowo (Germany) and stamped with Leonardo's design

Diamine Forever Ink Bottled Ink in Skyline - 50 ml Color__Black Micro Knurl__cross-townsend-fountain-pen-in-black-micro-knurl A ball valve moves inInspired by the cool tones of a city skyline, this permanent and waterproof ink offers a soft blue gray hue thats both modern and elegant. Diamine Forever Ink in Skyline is light resistant and perfect for fountain pens, dip pens, and calligraphy brushes. With a 50ml bottle, enjoy lasting impressions on every page. Diamine Forever Ink Bottled Ink in Skyline 50 ml Specifications Edition: Forever Inks Ink Tone: Blue Gray 50mL Glass Bottled Ink Permanent