Same Day Keratin Treatment: Customizable same-day keratin treatment. Lasts up to 3 months. Keratin Complex smoothing treatments are not straightening treatments. Keratin Complex smoothing treatments reduce curl, target weak spots, and reinforce the hair’s structure, helping to repair damage, block humidity, and reduce frizz while leaving hair soft, silky, shiny, and smooth. Includes Keratin Complex shampoo and conditioner to take home with you to ensure lasting results.