This Lightweight TIGI S-Factor Silky Smooth Moisture Serum is made with Sunflower Seed Extract. It not only restores moisture, repairs damage & balances the natural p H level, but also provides protection against heat & environmental damage. The Humectants it contains can fight humidity to create a smooth finish that lasts from day to night. How to use: Use in towel-dried hair & comb through ends for all-over protection.