Jo Sonja Gel Retarder- 8oz Bottle
Gel Retarder extends the drying time of Jo Sonja's Artist's Colors. It allows an extended working or "open" time for blending and a thicker application of color can be used in painting techniques.
Gel Retarder extends the drying time of Jo Sonja's Artist's Colors. It allows an extended working or "open" time for blending and a thicker application of color can be used in painting techniques.