Sleep is one of the Relaxus Aroma 10ml ROLL-ON Blends. Sleep contains Almond Oil, Lavender, Chamomile & Orange in a container that provides just the right amount of oil you require in an easy-to-use roll-on bottle. All of these products are 100% pure essential oils blended with Almond oil. None of them contain artificial preservatives, parabens, dyes, emulsifiers. Other oils are available through ODIN BOOKS.