The winsor newton cotman brush pen set is the very first to contain a water brush pen which can be refilled with water for use directly from paint to palette to paper without the need for conventional brushes or water containers the set contains 12 cotman half pans and a fine tip water brush pen the contents are contained within a beautifully designed contemporary sleek pocket box with a mixing palette in the lid the cotman range is affordable but not uncompromising on quality they h