The Opus 88 Demo Transparent Fountain Pen is a high-quality writing instrument that features a clear acrylic body that allows you to see the ink inside. This pen is part...

Opus 88 Demonstrator Green is the 2024 special edition of this beautiful pen with a perfect cylindric design with flat shape. It features a green body with fluo yellow and...

Opus 88 Demonstrator Pink is the 2024 special edition of this beautiful pen with a perfect cylindric design with flat shape. It features a pink body with purple and aqua...

The Opus 88 Demo 2022 Purple Fountain Pen is a high-quality writing instrument that is sure to impress pen enthusiasts and collectors alike. This pen features a transparent purple acrylic...