Robert Oster Inks

Robert Oster Lake of Fire is a deep blue fountain pen ink with a slight green undertone, medium shading, and medium pink sheen. It dries in 40 seco...

Robert Oster Sepia Nights is a dark brown fountain pen ink with a slight red undertone, medium shading, and medium pink sheen. It dries in 30 secon...

Ten Dollar Blue by Robert Oster Let your jottings become creative expressions with this impressive Signature fountain pen ink. Robert Oster Signatu...

Steely, cool blue fountain pen ink inspired by the winter snow and Lake Michigan to represent Chicago, Illinois. Following the success of their ex...

Once in a blue moon, you might come across a subtle shimmer fountain pen ink. It might seem like an oxymoron, but with Oster's Blue Moon ink that's...

Robert Oster Soda Pop Blue is a bright medium blue fountain pen ink with medium shading and medium pink sheen. It dries in 30 seconds in a medium n...

Robert Oster Blue Black is a dark blue black fountain pen ink with a purple undertone, low shading, and low copper sheen. It dries in 20 seconds in...

Ten Dollar Teal by Robert Oster. Let your jottings become creative expressions with this impressive Signature fountain pen ink. Robert Oster Signat...

The "clean and clear" Australis Hydra is a beautiful steel blue, representing mythical creatures or Greek islands. But - Australia - probably jelly...

You've heard of blue-black, now get ready for Black N Blue: A rich black fountain pen ink with blue shimmer. Robert Oster Black ‘N’ Blue from the ...

Robert Oster True Blue is a dark blue fountain pen ink with medium shading and medium pink sheen. It dries in 15 seconds in a medium nib on Rhodia ...

Robert Oster Blue Night is a pretty, deep blue with medium shading and medium pink sheen. It dries in 40 seconds in a medium nib on Rhodia and has ...