Power Shots for gray lamination. The most masculine way to reduce gray. For constant natural, transparent gray reduction without helmet effect, no buildup on the offspring. 4 cool-aspect shades (4CA, 5CA, 6CA, 7CA). Ammonia-free. Mixing ratio 1:1 with Goldwell Men ReShade developer concentrate. Contents 4 x 20 ml. Please follow the enclosed instructions for use.Hybrid Foam Technologyfor a fresher, younger look at all timesonly 5 minutes application timeno colored look - no visible hairlinevisually more fullnessuncomplicated service at the washbasinTone Guard Technologyfor a constant cool toneguaranteed no unnatural, unmanly color cast when washed outApplication: Mix 20 ml Men ReShade Power Shot with 20 ml Men ReShade Developer Concentrate in the Men ReShade Applicator Bottle and apply to dry hair. Leave on for 5 minutes and rinse thoroughly.