👨🏼‍🔬 DEVELOPER DEMO 👨🏼‍🔬 A quick science experience with @kamistylist can help you understand which L’ANZA Developer to use behind the chair! Keep in mind: the alkalinity is lower than the lightener in this video. Is your go-to 10, 20, 30, or 40 Vol? ⬇️ #lanzalove #lanzacolor #hairdeveloper #haircolorist #haireducator #alkaline #transformationtuesday #haircolormagic #whylanza2022