Instantly, hair feels and looks like naturally straight, supple and shiny. Hair is straight up to 72hours with no frizz INNOVATIONS & INGREDIENTS For the first time, L'Oreal laboratories combined Black Cumin Oil, a legendary healthy nutrient and micro-Keratin an ultimate smoothing technology to work inside and outside the hair fibre. 1/ Revitalises: intensely the hair fibre and makes it resistant to damage. 2/ Smoothens: fiber by fiber and polishes the hair surface from root to tip, for the most perfect straight