The Medicube Blue Erasing Cream Rich is extremely hydrating and is a perfect night cream. It is moisturizing and contains healing hyaluronic acid.It contains microalgae and 5 types of hyaluronic acid for strengthening of the skin barrier and prevention of moisture loss. Its Long-lasting hydration lasts for up to 24 hours. It balances skin pH levels and helps maintain your skins moisture balance. It is a rich, thick cream and a little bit goes a long way. This cream will last a long time. It did not irritate my skin at all and made my skin feel very smooth. I am a huge fan of the Medicube brand and this was another hit product.