The Bio 7 Essential Oils Pack of 4 is a set of natural oils designed for skincare and hair growth. This pack includes four essential oils: Skin, Hair Growth, Biotin Growth, and Head, Neck, and Face oils. Each oil is formulated for specific purposes such as toning, revitalizing, and nourishing the skin, as well as promoting hair growth. The oils come in a size of 2 fl oz each and are suitable for all skin types. Made in the United States by the brand Bio 7, these essential oils are perfect for daily use and have a period after opening of 12 months.