Ink Swatch Wednesday: Micahfinds x Robert Oster Black Gulaman and Sago at Black Gulaman

I saw a video from @Inkdependence (Mike Matteson) about Robert Oster Sago at Black Gulaman ink, and almost immediately had to buy it and its non-shimmer counterpart, Black Gulaman, from Endless Pens. I say almost immediately because I did wait a bit before purchasing, because I wanted to be good