Robert Oster Signature Fountain Pen Ink - Sinner's Poison

 Robert Oster Signature Sinner's Poison Ink

Transform your writing into creative expressions with Robert Oster’s Sinner's Poison Signature fountain pen ink.

Handcrafted in Australia and inspired by the continent's vibrant colours, Robert Oster Sinner’s Poison is a yellow-greenish fountain pen ink with dark undertones. The rich, captivating hue is designed to stand out on a variety of paper types, offering smooth, even coverage with every stroke.

Packaged in eco-friendly 50ml PET bottles from Australia's first carbon-neutral plastics plant, Robert Oster inks are 100% Australian-made and non-toxic. The highly recyclable PET bottle features a practical design with a wide mouth for easy filling and a secure, travel-proof cap. Shipped without a box, the bottles take up very little space, useful for those of us with so many different inks.

Each bottle proudly displays a cap label swatched by Robert Oster himself, ensuring authenticity and quality.