Joico LUMISHINE 40 VOL. 12% Cream DEVELOPER

With 12% peroxide, 40 Volume Developer is used in tandem with permanent crème formulas for up to four levels of lift on your color creations. Activating LumiShine’s pioneering ArgiPlex Technology, this easy 1:1 mixing ratio and common level system puts the artistry and creativity of hair color at your fingertips.