Duncan - Cone 06-6 - EZ002 Cinderella PinkDuncan E Z Stroke have a definite see through quality, even when one color is applied over another. They should be used for design work, simulated china painting techniques, plaid effects or any other technique where a shaded or two tone effect is desired. E Z Strokes are also the preferred underglaze color medium for outlining and detailing, including eyes, personalizing with names and dates, and accenting design work.