Inspired by healing crystals- the six shades in VIVIDS CRYSTALS (pictured) are uniquely pigmented to reflect consistent- saturated tonal value. The super cool part? You do NOT need to lift to a pure Level 10 to use these CRYSTALS shades! The new formula allows you to achieve a prismatic- multi-tonal look on hair as dark as a Level 7! Benefits: The industry’s largest semi-permanent creative color collection. Intermixable with any VIVIDS shade for an array of color creations. How To Use: Wear suitable gloves to prevent staining.Do not mix with developer. For best results of VIVIDS color- pre-lighten hair to the indicated lifting level using PRAVANA PURE LIGHT series. Process 20-30 min at room temperature. Rinse with cool water until water runs clear and condition with care regimen.