Goldwell Men ReShade Grey Blending Power Shot 5CA Cool Ash Light Brown 4x0.6 Ounce 4x20 Milliliters 5 minute color service without ammonia for natural grey blended results. The color and developer are to be mixed in the special Men Reshade applicator bottle its easy to apply at the basin thanks to its foam consistency, it gives a natural, blended grey coverage, its consistently natural. Has no visible regrowth or reddish discoloration after washing. The processing time is only 5 minutes. *This is a professional product and should be used only by a trained individual. Seller is not liable for any adverse outcome resulting from use of this product.