Professional Crystallizing Straight is an innovative new technique from Japan to make frizzy, curly or wavy hair completely straight while preserving the hair's health.
The EX line is for resistant hair. This 2 step straight permanent system contains EX1 STRAIGHTENER & EX2 NEUTRALIZER, which are permanent solutions that are used with a hot hair iron to make your hair smooth, shiny & straight.
Leaves hair shiny, smooth and silky straight for up to 2 months.