Fortify strands and replenish shine from roots to ends. Gently cleanse and condition with GRO Revitalizing Shampoo and Conditioner. Then, apply the best-selling GRO Hair Serum to leave hair looking thicker, fuller and healthier in as soon as 90 days.* After styling, finish with HYDR-8 Weightless Repair Oil to strengthen, smooth and add glass-like shine to all hair types, even fine and thin.