Citadel Technical Paint: 'Ardcoat (278)Ardcoat is a gloss varnish that has several uses. For example, a thin layer of 'Ardcoat looks great over gemstones and lenses, giving them a shiny, reflective appearance. It is part of our Technical paint range designed specifically for creating unique effects on Citadel miniatures. All of the Citadel paints are non toxic, water based acrylic that are designed for use on plastic, metal, and resin Citadel miniatures. One pot contains 24ml of paint.