Description
Winsor & Newton Ox Gall Liquid is a wetting agent used to facilitate dampening and the fluidity of watercolours. It can also be used on paper with an anti-humidity treatment in order to reduce the tension on the surface.
This Ox Gall Liquid Flow Improver – 75 Ml For Watercolor And Ink is a curated choice in our Tools line, providing both quality and value.
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