– 28ml – Retinol penetrates up to 15 surface layers deep – Accelerated skin surface cell renewal in just 5 days – Visible reduction of fine lines in 5 days – Visible reduction of wrinkles including deep wrinkles in 2 weeks – Innovative packaging that separates a high concentration of pure Retinol powder to freshly mix for application – 100% showed reduction in wrinkles – Country of origin: USA