Weightlessly blocks humidity. Rich, yet gentle lather. No heavy silicones or oils. Color safe & sulfate-free. Frizz (pronounced no frizz). The first breakthrough of its kind in over 30 years, this anti-frizz solution can do what heavy oils and silicones can't: Eliminate frizz by blocking humidity; Smooth without weighing hair down; Repel dirt to keep hair cleaner, longer. The result is soft, smooth, frizz-free hair. Sulfate-free. Safe and formulated for color & chemically treated hair. We are the science. You are the Living Proof. Made in USA.