Private Reserve 60 ml Bottle Fountain Pen Ink, Cosmic Cobalt Ink-Water Resistant The twist-top pen is fitted

The twist-top pen is fitted with a smooth flowing rollerball refill that is retracted with its patented knurl twist-top

Cap fits on either end of pen

The inks are extremely waterproof and lightfast

Montegrappa

Private Reserve 60 ml Bottle Fountain Pen Ink, Cosmic Cobalt Ink-Water Resistant The twist-top pen is fittedPrivate Reserve Fountain Pen Ink, Cosmic Cobalt, 60 ml 60 ml bottle in Private Reserve's classic deco bottle design. Private Reserve inks are pH neutral, vibrant, smooth flowing, fast drying and provide excellent coverage. Private Reserve began in a backroom workshop of a jewelry store in Zionsville, Indiana and is now one of the fountain pen industry's premier provider of artisan inks. 60 ml bottle (2. 03 fluid ounces) pH neutral, stable dyes Smooth