Robert Oster
Renowned worldwide for vibrant colours, reliable performance, and deep connection to the natural beauty of Australia.
Founded in South Australia, Robert Oster inks have become a favourite among fountain pen users, artists, and writers alike. Each ink is carefully crafted with an emphasis on sustainability, using environmentally friendly materials and processes that reflect Robert Oster’s philosophy of respecting both creativity and the environment.
The brand is celebrated for its extraordinary colour range – shades inspired by the landscapes, coastlines, flora, and sunsets of Australia. From the shimmering blues of the ocean to the earthy tones of the outback, every bottle tells a story and brings a unique character to the page. Writers often praise the inks not only for their rich pigmentation but also for their smooth flow, shading, and sheen, which make each writing experience special.
Beyond performance, Robert Oster inks are distinguished by the eco-conscious approach –packaged in recyclable PET bottles, lightweight yet durable – these inks are designed to reduce environmental impact without compromising quality. This commitment to sustainability has set a benchmark in the industry and resonates with those who value responsible craftsmanship.
Loved by enthusiasts around the globe, Robert Oster Signature Inks embody the perfect balance of artistry, performance, and care for the world we share. Whether used for journaling, calligraphy, or everyday writing, they bring words to life with colour and meaning.
robertoster.com
Instagram: @robertostersignature
Facebook: @robertostersignature
Swatches by Ernest Tong.
Artwork by Nicole Davenport.






