Vegan! Mixing ratio: 1:1 (Solution: Dye) Processing Time: 5 – 15 minutes. Noemi's New Lash Dye can be used after lash lifting or by itself. If tinting the lashes after a lash lift, reduce the timings to 5min for the processing times and a 1:1 ratio. Noemi Dye is mixed with Noemi Solution 3% developer. When to use Noemi Solution 6%?: The Noemi Solution 6% is used when you need to dye hard or gray eyebrows or want to achieve greater lightening. It helps color coarse hair and achieve a lighter color. Noemi Solution Corrector 0%: 0% helps reduce the percentage of peroxide. For example, it can be added at 3% after lamination or for tinting eyelashes. This makes dyeing more gentle. Example: Mix it 1:1 with Noemi Solution 6% to get a 3% developer. Or mixed with Noemi Solution 3% you get 1.5%. You determine the strength yourself. ~Eyelash Shade Selection Tool sold separately!