How much 20 cream developer do you mix with 2 oz botttle of colorsilk?

To mix ColorSilk with a 20 volume cream developer, you typically use a 1:1 ratio. Therefore, for a 2 oz bottle of ColorSilk, you would mix it with 2 oz of 20 volume cream developer. This ensures that the color processes correctly and achieves the desired results. Always refer to the specific instructions on the product for best outcomes.