Kenra Studio Stylist Express Hair Color This fast, easy to use formulation lifts and covers gray hair in 10 minutes. Formulated to nourish, protect, and condition hair through the coloring process for a stunning color result. 15 permanent shades designed to process in record time to help cover grays, brighten blondes and enhance brunettes. Build your business and boost revenue with new services to get more clients through the door in less time. It's time to give yourself a raise! Features: Fast, easy to use permanent color. 15 shades in Neutral and fashion tones. Lifts and covers up to 100% gray hair. Processes in 10 minutes or less. Great for building your express business. Improves shine. Conditions and nourishes with amino acids and proteins. Long lasting color up to 20 shampoos. How To Use: Mix Studio Stylist Express Color Creme 1:1 with Studio Stylist Express 20-Volume Developer. Apply to dry, unwashed hair and process for 10 minutes.Rinse thoroughly after processing; shampoo and condition with appropriate Kenra Professional care product. Do not mix Studio Stylist Express with any other Kenra Color haircolor.