ChromaSilk Hair Color is the finest, most versatile hair color in the professional industry with a low-level ammonia formula that preserves the integrity of the hair. What It Does ChromaSilk's superior dye load ensures complete grey coverage and rich vibrant colors. ChromaSilk is enriched with pure Silk and Keratin Amino Acids to provide unmatched shine, silkiness and long-lasting color. When used with PRAVANA developers, ChromaSilk creates a beautiful long-lasting natural looking hair color. When used with PRAVANA Zero Lift Developer, ChromaSilk performs as a perfect no-lift demi-permanent. ChromaSilk comes in a stunning array of crème colors. The 000-Lightening Booster will help achieve 4 levels of lift and will process for 45 minutes. How To Use It can be applied in many different hair coloring methods.