I was curious about the Opus 88 Koloro fountain pen ($93) which combine ebonite body components with transparent resin as well as being eyedropper fillers. This combination of elements seemed very unusual in a streamlined design I found aesthetically appealing so I was willing to give it a try. The pens ship in a fairly…
![Fountain Pen Review: Opus 88 Koloro Blue Blue](https://i0.wp.com/www.wellappointeddesk.com/wp-content/uploads/2018/01/opus88koloro-3.jpg?resize=760%2C506&ssl=1)