The History of Whoo Gongjinhyang Nok Yong Energy Mask has the following features: A nutritional pack that helps restore skin by improving the circulation of fluid and essence within the skin with warm heating from the Nok Yong Energy Mask. Infused with royal jelly and the highly-concentrated extracts from deer antler, it activates energy within the skin. Deer antler helps promote cell-renewal, prevent skin from aging and repair skin for a soft, smooth touch.