15ml/0.5 Fl Oz never opened - free Zo Skin Health hat included! Antioxidant Protection: Contains antioxidants like vitamin C and E to help protect skin from environmental stressors. Nourishing Formula: Formulated with moisturizing ingredients like glycerin and hyaluronic acid to hydrate skin. Wrinkle Smoothing: Ingredients like retinol and vitamin C help reduce the appearance of fine lines and wrinkles. Soothing Ingredients: Contains calming ingredients like aloe vera and chamomile to soothe sensitive skin. Easy Application: Lightweight serum absorbs quickly into skin for easy daily use.