The Cotman Water Colors brush pen set is designed for watercolor painting outside the studio. The set includes 12 high-pigment, clear Cotman color pans and a reservoir brush. The precision of the brush and the synthetic tip ensure that it feels just like your favorite brush. In a convenient pocket-sized, round-edged storage box . The inside of the cover can be used as a mixing palette. The assortment contains 12 half buttons, colors Payne's gray 465, Lamp Black 337, Chinese White 150, Lemon Yellow 246, Alizarin Crimson 003, Ultramarine 660, Burnt Sienna 74, Yellow Ocher 744 , Sap Green 599, Viridian Hue 696, Turquoise 654, Dioxazine Violet 231.