Our Bodhi Leaf aromatherapy oil heater is made of ceramic in beautiful dual tone. A stunning botanical bodhi leaf in a crisp clean white, with a deep black bowl for diffusing the essential oil or wax melt. Fill the bowl with water and add a few drops of your favourite essential oil or fill with your favorite scent of wax melt. Light a tea light and enjoy fragrance in the home or office. Ceramic Oil heaters also make excellent incense burners.