Essential Oil Personal Diffuser Necklace with Premium Chain - (oval) Packaged in a bag Be especially careful opening this heart locket as the hinges are on the curved side of the heart and it can be fragile. Don't open it all the way, just open it as little as needed to drop oil inside. Chain is adjustable from 19 inches long Place a drop of essential oil on wax interior Surgical Stainless Steel will not tarnish You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!