1/3 oz. Clear Glass Vials with Gemstone Rollers and Black Caps (Pack of 12)Enhance the power of essential oil blends with gemstone roll on vials. Best value for top quality gemstone rollers. Enhances properties of essential oils. Use with singles, blends, chakras, and custom applications. Details These clear glass bottles are a handy way to apply essential oils blends and massage oils to the skinsimply roll them on as needed! The gemstone rollerscombined with essential oilscan foster well being and promote healing. Inherent