Essential Oil Diffuser Aromatherapy Necklace Silver Wave Design Locket Radiant essential oil necklace features a wave design vintage look pendant that functions as an essential oil diffuser by adding your oil to the included multi-color aroma-balls. Includes one (1) 100% Citrus Aurantifolia and Sinensis 2 ml Uplift essential oil to: energize, brighten outlook, create optimism, overcome anxiety, and relieve depression. Essential oil made in the USA. Lavender essential oil included in a 5/8 dram (2ml) travel size amber bottle 12 polypropylene 13mm multi-color interchangeable aroma-balls included for proper absorption and diffusion of essential oils all day long. One (1) year warranty.