... hair knotted, enlacing, not sliding, extremely damaged, thick, hard and other problems, once used, could 100% repair;2)Continuous used ... hair stem cell, add amino acids, quickly upgrade hair elastic and toughness;3) Whose effect is lasting, does not depose, ... temperament.Using methodFor hair defiant after hair color, perm, straightening and bleaching, wet the hair, then take proper amount of this ...