For sleek hair! Penetrates hair to strengthen it from the inside out - for less than the more expensive brands. Enriched Pro-Vitamin formula gently cleanses with added moisturizers to leave hair looking smooth and shiny. Advanced Ingredients smoothes the hair shaft to help tame flyaways and reduce frizz. Gentle Cleansers nurture hair from root to tip, for all-over shine. Pro-Vitamin Formula improves the structure of the hair to restore healthy shine. Biodegradable formula.