Mix the Satin Developer that suits your hair best with Satin Color to create a luxuriously creamy, long-lasting application. Formulated with a protective silicone base, the Satin Developer safeguards the hair, promoting extended color retention. 10 Volume is utilized to deepen current tones, while 20 Volume applies to either deepen color or lighten up to two levels. 30 Volume lifts up to three levels of original color.