With its unique blend

It acts as a protective barrier against hot tools

Hair shines naturally and is defended against signs of time through an integrated system of active anti-age substances

healthy hair with the Joico K Pak Color Therapy Value Set

ensure luxurious results

Matrix Opti Smooth Permanent Smoothing System Pre Treatment Wax With its unique blendMatrix Opti Smooth Permanent Smoothing System Pre Treatment 8 oz, is a pre treatment leave in and is an essential preparation step to the permanent straightening smoothing system. Enriched with patented ceramide technology that helps protect and strengthen the hair before the smoothing service for smooth, shiny, healthy looking hair. How to use: Heat process use with straightening iron.