The roll-on bottle allows the oils to be applied precisely and easily to the skin. The ball is made of finely polished red jasper. Stones placed within give a unique visual effect, and are also believed to enhance the effect of the given mixture. Red Jasper is a highly protective stone known to guard against all sorts of threats. Red Jasper is a highly protective stone known to protect against all kinds of threats. It is believed to help solve sexual problems for couples and individuals and to help maintain focus, stimulate creativity and fuel the inner fire of self-confidence. They are perfect for using essential oils, perfume oils, DIY sample blends, essences, aromatherapy, and other liquids.