As I have aged, my hair has maintained it’s width but increased frizz. I use ION smooth solutions. It is a keratin treatment that helps relax the hair by restoring moisture. Hair tends to curl when it is exposed to water, because it is dry. The keratin locks in protein needed to keep your hair shiny and healthy. The ION smooth solutions lasts me about 4-6 weeks in Miami and 6-8 weeks in Orlando.
Read the full tutorial here. The article and video are meant to supplement the instructions on the package.