Brand new in box. Full-size. Authentic. **SOLD OUT on Huda website** This serum will deeply hydrate your skin leaving it plump, bouncy and overall, healthier over time. For the most hydrated, luminous skin: 1. Apply serum generously to face and décolleté (after toner and essence, and before moisturizer.) 2. Gently pat until fully absorbed. Use morning and evening.