Revlon Professional Color Excel by Revlonissimo, Ammonia-Free Alkaline Tone on Tone is low commitment, ammonia-free tone on tone hair color. Achieve uniform and reliable results from roots to ends with 3 possible outcomes for every shade thanks to its three specific energizers (6 Vol, 10 Vol, 15 Vol). Designed for who want to enhance natural hair color, change it discreetly, or blend first grays; Cover roots with Revlonissimo permanent colors and want a tone on tone hair dye to refresh mids and lengths with care Features:Care Complex: a cationic polymer with high affinity with the hair fiber that helps to smooth the hair, providing a silky, soft touchCotton Extract: a well-known beauty ingredient that offers a protective action on lipid membranes to help improve hair softnessC5 Technology: a colorant that is specific to intense red, orange and burgundy shades and has high affinity to the hair fiber. It provides intensity, uniformity and remarkable, long-lasting results in dazzling, shiny, more vibrant colors. Up to 70% gray hair coverageMixing ratio:1:2. Application: Apply on dry, unwashed hair. Processing time: Natural hair: 20 min; Gray hair: 30 min; Sensitive scalp: 5-15 min; Retouch: regrowth (15-20 min.), refresh lengths (5 min.). / Final steps: Emulsify and rinse well. Wash and treat hair with Magnet products and style | Revlon Professional Color Excel Size 70ml - 6.01 Dark Natural Ash Blonde