"ShinHan Watercolor Palette (42 colors)" ShinHan Watercolor Palette with 42 wells is made of High Impact Polystyrene (HIPS) and includes our highest number of color wells. It is designed to incorporate features that professional painters, designers and art educators will appreciate. A wide mixing area allows for colors to be combined more freely and accurately. 42 color wells are provided for organizing your own perfect color system.