*OST KOREA Official dealer by LUCKY PRICE * Shipping from Korea,South. Usually, Delivery time takes 7~14 days to US. (Delivery period is different for each country.) * Over 100,000 Consumers Trust OST Vitamin C20 Serum (Anti-aging Healing Skin Care Whitening) * Revitalizing, Removing the dead skin cell * Anti-Aging & Whitening, Pore tightening * Recovering the trouble scar, Removing blackhead