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Winsor & Newton Artists' Quality Cotton Canvas Boards
Our Price £3.25
Amsterdam Acrylic Slow Drying Medium decreases the drying time of Acrylic paints, making them workable for longer and easier to add to. Slow Drying Medium can be added to acrylic paints in any ration, and in large quantities the glossiness and transparency of the colours in increased.
Thinnable with water, Slow Drying Medium by Amsterdam can be varnished over, but please note that a minimum of 3 days drying time is necessary before varnish can be added.
