ULTIMATE SMOOTH Miracle Oil Serum is a delicate hair oil, with Squalane and Omega-9, that deeply nourishes hair inside and out in 30 secs with smoothness that lasts up to 3 days. This hair serum offers protection from UV light and heat (230C/450F), providing 96 hours of frizz control and silky shine.To use:Apply 1-3 pumps on hands and distribute evenly to damp lengths and ends. Comb through. Do not rinse. Wait for 30s before styling and add a small amount to finish.