what it is: This therapy is the foundation of Keratin Complex ???? the original, in-salon service that infuses natural keratin deep into hair????s cuticle. what it does: This revolutionary therapy reduces frizz and curl and instantly adds amazing shine, silkiness and condition to the hair. What else you need to know: With Keratin Complex Smoothing Therapy, Keratin Complex now guarantees shiny, silky, healthy hair to clients around the world. Product Options Available are as follows: Size : 32 oz / liter - Keratin Complex Natural Keratin Smoothing Treatment - Blonde Hair Size : 4 oz - Keratin Complex Natural Keratin Smoothing Treatment - Blonde Hair Size : 8 oz - Keratin Complex Natural Keratin Smoothing Treatment - Blonde Hair