Satin Demi Processing Gel is a vital part of the hair coloring process. Designed for use with Satin Professional Hair Color, our cruelty-free hair developer can turn Satin Hair Color into a Demi permanent hair color. Use the Satin Demi Processing Gel for depositing color, gray blending, glossing, toning, and color balancing. Our developer can also be used to achieve a “gray blended” result for the first signs of gray hair or for a non-committal gray blending option. This developer gel for hair offers versatile application for beautiful, professional salon results. Explore our full line of Satin Developers to find your perfect match. Choose between 40, 30, 20 and 10 Volume Developers, or try out our Cover Grey Developer.