The Science of Smooth TM Extra strength Smooth & tame frizz Zero Frizz Science of Smooth technology is formulated to detect the cause of your hair's frizzy, damaged condition and correct it completely. Now enriched with keratin, this extra strength serum contains silicone and UV protection to strengthen and protect thick and damaged hair, leaving it silky, smooth, hydrated and frizz free. Made in USA Apply a small amount evenly on wet hair. Do not rinse. Style as usual.

• Extra strength hair serum Smooth & tame frizz Strengthen & protect hair