Item Type: Essential Oil Finger RingMaterial: Stainless SteelRing Features: Opening, AdjustableFunction: Aromatherapy oil diffuserPackage List1 x Essential Oil Finger RingRandom color of gasket1Lovely Look: This small boxy essential oil diffuser ring is beautifully crafted and has a sophisticated abd stylish look that can be worn as an daily ornament. 2Portable: This essential oil ring is lightweight, compact and portable so you can carry around in your bag without taking up a lot of space, making easy to wear your favourite oils anywhere. 3High Accuracy Threads: The high accuracy threads on the gasket of the ring ensure that the bottom can be easily unscrewed when changing gasket or adding essential oils. 4Open Design: This ring has an open design that makes easy to put on and take off, and can be adjusted to suit your finger size for comfort every day. 5Stainless Steel: This material is not harmful to your body or skin, prevents rusting and the color is stainless steel, so you do not have to worry about color fading.