Holcroft Slow Dry Medium 250ml Product Family_Art Star STEAM Science Kit 25 Sheets is an excellent

25 Sheets is an excellent choice for artists looking for a large

Texture: Rough surface

providing both style and function

all perfect for delicate fine point work with watercolour

6 x 37ml permanent colours (purple

Holcroft Slow Dry Medium 250ml Product Family_Art Star STEAM Science Kit 25 Sheets is an excellentHolcroft Slow Dry Medium is used to add to acrylics to slow down the drying time and increase the open time of acrylic paints. Particularly useful when painting wet over wet over dry techniques. Makes blending acrylics easier. As this medium does not contain a binder; only a certain amount of additive can be mixed with the acrylic paint before is becomes unstable. Do not add excessive medium or the paint will not cure. Recommended volume is no more