September 25, 2023 Amy Shulke Ohuhu Marker, Ohuhu Swatch, Ohuhu Test E080 Praline: Testing Ohuhu Markers for Lightfastness and Quality September 25, 2023 Amy Shulke Ohuhu Marker, Ohuhu Swatch, Ohuhu Test E080 PralineLet’s take a closer look at this Ohuhu Marker and its ink characteristics.
