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Robert Oster

Marrone Mustard

Robert Oster Marrone Mustard swatchSwatch
Robert Oster Marrone Mustard water resistanceWater Resistance
#4D3523

Robert Oster Marrone Mustard is a light brown fountain pen ink with orange undertones, offering good flow and low shading for smooth everyday writing. It's known for its vibrant yet readable color that contrasts well on paper and provides low water resistance, retaining orange hints when wet. This ink suits users seeking an interesting, non-toxic Australian-made option for daily journaling or general use.