kerastase genesis bain hydra-fortifiant shampoo 8.5 oz kerastase kerastase genesis bain hydra-fortifiant shampoo 8.5 oz.it is silicone-free.this shampoo gently removes sebum & pollution particles from scalp & hair.it also provides oil-control. prevents risk of hair-fall due to breakage from brushing. 97% less hair fall due to breakage from brushing