Hydra O2 Vitamin Collagen Serum is a double-chamber facial serum combining two synergistic formulas. Serum 1 provides moisturizing, antioxidant, and repairing effects, while Serum 2 delivers nutrition, oxygenation, redensification, and cellular regeneration. TOgé ther, they enhance skin vitality, firmness, and radiance. Suitable for all skin types.. Please Note that product description, color, ingredients, package and other information maybe different from the original pack kindly check the product for more accurate details.