Biotherm Aquasource Nutrition Rich Balm 48H* Continuous Release Hydration (Very Dry Skin) has the following features: It is a highly nurturing rich balm that offers deep hydration for up to 48 hours. A refined nutritious synergy of 4 Oil-balance rich in antioxidants, tocopherol & essential fatty acid. Intense replenishment and absolute comfort for very dry skins.