This light-weight dark blue metal box contains 12 assorted Cotman Watercolor half pans with space for 12 additional half pans. Each of the 12 assorted colors has been chosen in conjunction with each other, for a color range that allows the cleanest mixing of the whole color spectrum. The robust metal box has a mixing palette integrated into the lid and a removable palette to help simplify cleaning. This set contains 12 Cotman half pan colors; lemon yellow, cadmium yellow, cadmium red, permanent rose, ultramarine, prussian blue, emerald green, permanent sap green, yellow ochre, Indian red, burnt umber and lamp black.