Winsor & Newton Water Colour Medium, Ox Gall Liquid is a wetting agent used to improve flow when mixed directly with water colours. It can also be used on very hard sized papers to reduce surface tension. Add 3-4 drops per cup of water.
- A wetting agent used to improve flow when mixed directly with watercolors
- Can also be used on very hard sized papers to reduce surface tension
- Add 3-4 drops per cup of water
- A wetting agent used to improve flow when mixed directly with watercolors
- Can also be used on very hard sized papers to reduce surface tension
- Add 3-4 drops per cup of water