The IHAIR Brazilian Keratin is a keratin-based treatment that straightens hair without harsh chemicals. This thermal treatment transforms and restores the shine of the hair. The keratin treatment is designed for individuals with curly, unruly, or damaged hair! Made in Brazil, the iHair keratin treatment is gentle, nourishing, and revitalizing, improving hair condition and making it strong and elastic. Additionally, hair becomes resistant to humidity and weather conditions. When hair is beautiful, shiny, and smooth every day, the time required for styling at home is reduced! Results last up to 5-6 months. Suitable for most hair types. To maintain results, sodium chloride and sulfate-free products should be used.