Aromatherapy Essential Oil Diffuser Necklace Charm Handmade Glazed Glass Pendant with Zircon Crystal Jewelry (Tears of Angel Green) Unique and beautifully crafted hand-blown glass pendant, outside glass bottle is copper alloy case and zircon crystal heart shape pendant. Special fashion aromatherapy necklace, also nice decoration for dressing. Volume is 1ml, pendant size: about 0.94 * 0.63 * 0.63 inch. You can put essential oil, perfume, colorful sand, note paper, lanugo etc inside. High quality necklace with solid & durable chain, sparkly cork, metal bottle case. Item comes at gift box. Extra cork and pipette included.