• Smooths hair, with a professional result for up to 12 weeks. Eliminates volume and frizz. Formaldehyde-free. • Restores hydration, strength, shine, and softness. • With heat protector and thermal memory, the straightening is activated with the heat of the dryer. • Recommended for curly, wavy, voluminous, and frizzy hair. • Now with a double dose of KERATIN. • Do you have frizzy, unruly, and hard-to-manage hair? Do you dream of spectacular straight hair? • With Kativa Keratin Brazilian Straightening Express Double Keratin, you can enjoy professional-quality straightening. • The Kativa express Brazilian straightening kit provides a professional result that quickly straightens hair for 12 weeks. • Glyoxylic-based formula (FORMALDEHYDE-FREE) that penetrates the hair fiber ensuring perfect straightening without damaging the hair. • Enhanced with DOUBLE KERATIN and powerful ingredients that nourish and protect the hair. • Restores shine, hydration, and softness, leaving it manageable and with movement. • Contains keratin, argan oil, and smoothing microfibers that penetrate the hair structure to repair, hydrate, and straighten the hair.