MATRIX OPTI SMOOTH PERMANENT SMOOTHING SYSTEM - SENSITIZED diffuser DO add whatever styling products

DO add whatever styling products you love after the 4 minutes

Infused with avocado oil & hyaluronic acid to moisturize and lock in hydration from root to tip for all dry and brittle hair types

A strong holding finishing spray designed to deliver long lasting control while adding volume and body

Available in 4 fascinating shades

Reduces frizz and restores natural bounce

MATRIX OPTI SMOOTH PERMANENT SMOOTHING SYSTEM - SENSITIZED diffuser DO add whatever styling productsMatrix Opti Smooth is a permanent smoothing system for cold smoothing or heat straightening hair, in 3 custom strengths for normal, resistant or sensitised hair. The treatment helps protect, fortify, and condition the relaxed hair during the service to create soft, shiny, well conditioned results. Enriched with pro keratin, the system is enhanced with a unique interim treatment that contains a patented ceramide molecule to help protect, fortify, and