SoftSheen Carson Care Free Curl Cold Wave Chemical Rearranger Maximum Strength 946 ml The Care Free Curl Chemical Rearranger has a powerful ammonium thioglycollate formula that causes a change in the chemical bonds of the hair. It helps make hair smoother, smoother and shinier by rearranging the chemical bonds in coarse, frizzy and curly hair. The powerful ammonium thioglycolate formula helps reorganize hair's chemical bonds to create a smoother look. Hair becomes smooth, supple and shiny - easy to style and beautiful!