What it is: The fastest growing color brand in the nation ushers in another innovation to give long-lasting intense hair color that does not transfer onto other strandsor into other colors! ChromaSilk VIVIDS. Locked-In is just as vibrant and durable as all the best-selling ChromaSilk VIVIDS Collection colors. However Locked-In colors do not transfer run or move from where they are applied they are -Locked-In. Other ChromaSilk VIVIDS colors including NEONS and PASTELS can be blended to create a graduated fusion of colors along a hair strand. What it does: LockedIn Colors stay put and allow for total control of color precision and placement that lasts. Stretch beyond the realm of your imagination - create stripes draw patterns or apply vibrant colors next to even the lightest blonde hair with no fear of transfer. What else you need to know: VIVIDS Collection colors are direct dyes that require no developers. The color of the VIVIDS mixture coupled with the level of lightened hair will produce the final hair color outcome. VIVIDS last longer with proper at-home maintenance by using VIVIDS Color Protect aftercare.Pre-lighten hair using PRAVANA Pure Light Power Lightener to the desired level. For purity of Locked-In color follow the chart provided and pre-lighten hair to the level indicated for each shade. If hair is lightened beyond the recommended guideline color transfer may occur. Before applying Locked-In hair must be freshly shampooed and completely dried. Taking 1 sections apply color directly to the hair applying section-by-section to ensurecomplete and even coverage. No developer is needed. Allow to process for 20-30 minutes at room temperature. Once the processing is complete lightly shampoo with VIVIDS Color Protect and rinse with cool water until the water runs clear. Apply VIVIDS Color Protect Conditioner and rinse. Style as desired.