System 4 mild shampoo 3 is one gentle shampoo, developed to you with one bit irritation in scalp, and one sensitive skin in scalp. System 4 mild shampoo can used in avenue hairtypes, as wishes one healthy past, the laws clean scalp, and silky lures. Application: foam soap up medium hands, lots what in in your wet have past, the laws scalp. Let product act in 2-5 minutes, past, the laws rinse what then out. Repeat after needs.