SJR introduces soda free Magic Relaxer Kit enriched with keratin. Part of the latest generation of soda free conditioning relaxers, this kit will respect the core of your hair. Its formula enriched with keratin guarantees a maximum protection against breakage during the straightening process. It is suitable for every hair type: thick, difficult, normal, healthy, and even for junior. You will choose the intensity of straightening according to hair type (carefully read the Instruction sheet). It is the ideal product for a perfect and safe straightening.