Rich, reconstructing complex made with pure natural silk, wheat and soy proteins. This leave-in treatment from CHI helps hydrate and moisturize hair, as well as improve luster and manageability to provide silky smooth strands. Also provides heat protection from thermal styling and unveils incredibly softer, brighter and nourished hair. Apply a small amount into the palm of your hand and work evenly throughout the hair from midshaft to ends. Proceed with styling.