The DS Keratin Max Brazilian Keratin System With Chocolate fragrance reconstructs, repairs, moisturizing and protects damaged hair, eliminates frizz, this treatment can be use on all hair type, from fine damaged hair to unruly coarse curly hair, leaves hair smooth and straight, it last up to three months. If Keratin smoothing treatment that with the Formaldehyde base is not want you want to use, DS Straight Effect is an alternative, its safe and effective. Please check out our new one. It’s a new generation of ONE STEP treatment to straighten curly, wavy and frizzy hair without the use of a neutralizer. It leaves your hair straight, silky, smooth and in a healthy condition. DS Organic keratin repairing treatment uses the most natural and organic ingredients that does not contain any form of formaldehyde and pass the EU and Canadian health regulation.