Satellite necklace. Roller ball necklace. Diffuser jewelry. essential oil necklace. Fringe. 1ml essential oil reservoir. This necklace will hold 1 ml ml of your favorite essential oil blend. A note on rollerball necklaces: to prevent the plastic surrounding the ball from getting eaten away, you have to make sure to dilute your essential oils with a carrier oil, like fractionated coconut or sweet almond. A few drops of whatever essential oils are in your blend & then fill the rest of the bottle with your carrier oil. The carrier oil will prevent your problem & make absorption on the skin more effective & it saves Fringe Necklace. Brass Oil Roller Ball Diffuser Jewelry. Essential Oil Geometric. Neutral. Satellite