Trissola Solo Treatment is a new age hair restructuring treatment with hydrolyzed keratin, free of formaldehyde derivatives, cysteine, and lye that delivers youthful, healthy, shiny, and manageable hair. - Straighten - Smooth - Shield - Strengthen. Benefits: One step. One Bottle. No Round Brushing Required 6 Sections Wash and style the same day Smooths the hair for up to 12 weeks Delivers incredible shine Enhances strength and elasticity BoNT-L Peptide, a synthetic peptide with Botox like activity, seals split ends and restructures damaged hair Infuses hair with pro-vitamins, minerals, and antioxidants Restructures fine/damaged/over processed hair Reduces Blow Drying Time