This revolutionary leave-on-spray from Wella deeply repairs damaged hair and treats both the inside and the outside of the hair. Its lightweight formula offers intensive repair for all hair types in just 90 seconds for smoother, shinier results. features Helps reverse hair damage in 90 seconds (inside out) 99% less breakage 12x smoother hair Long-lasting results Shinier hair after each use Leave-in treatment Rebuilds bond inside with AHA Replenish hair outside with Omega-9 Helps to detangle Lightweight Transformative results after 1 use Weekly use Cruelty-free Vegan how to use Apply 10-20 pumps on towel-dried clean hair Comb through Leave on for 90 seconds before styling Do not rinse Style as usual.