Schmincke
Water Colour Ground Transparent 250 ml

A transparent, non-aging, even primer for working with watercolour on surfaces like linen canvases, cardboard or wood. Becomes an elastic and matt coat after drying. 

Can be used instantly and should be applied in at least three layers, just make sure each layer dries before applying another one. If the primer is mixed with water you may need more than three layers. Shake well and mix if needed before use. Can be painted over with watercolour when dry. 

Seal the bottle as soon as possible after use. Store it in a cool and dry place.