x 5/8 in.
There are also no unpleasant odors or fumes, so you can paint virtually anywhere, at any time. Unlike conventional oil colors, Paintstik Oil Colors usually dry in 24 hours to a flexible film. Basic Colors Set contains azo yellow, ivory black, napthol red, sap green, titanium white, The colors are completely compatible and can be blended with any oil paints.It will reform on the stick in a matter of hours, so the sticks never dry out.