Ammonia-free prismatic permanent haircolor featuring ODS² (Oil Delivery System) and Protein Extract Technology. What It Does • 2x fortified hair* • Zero ammonia, zero odor • Up to 100% gray coverage • Multi-dimensional, 4D color results *Haircolor System with 20 Volume Oil in Cream Developer and Redken Hair Cleansing Cream Shampoo vs. uncolored hair treated with a non-conditioning shampoo • Chromatics mixes in a 1:1 ratio with 10, 20 or 30 Volume Oil-in-Cream Developers for up to 3 levels of lift and up to 100% coverage of gray hair. • The alpha-numeric labeling allows for easy, predictable formulation and results. • Chromatics may be applied with a bowl and brush using a Traditional or Modern Virgin Application. • Apply color generously using fine 1/4" diagonal partings. • Cross-check application. • Process at room temperature for 35 minutes. • Shampoo with Hair Cleansing Cream.