Our Gemstone Rollers fit Standard 5ml 10ml Slim type Glass Roller bottles, But it doesn't apply to Young Living, doTERRA roller bottle. You need to measure your bottle before buying. The inner diameter which Just right is 1cm/0.39'', To Avoid gemball ball size is not suitable of your roller bottle, if the ball bottle is not suitable for your bottle, it doesn't matter, Please contact us by email (furnido) and we will assist you. Item type: Roller balls for essential oil bottles. Size app: 0.8*1cm,size difference is from 0.5~1mm.(1 Rollers). Weight: approximately 0.02lb (10 Rollers Approx 21g). Each gemstone roller balls were polished. Natural material has color difference or color lines.Please note natural stones have color difference, they can't be avoid. Our gems are made from natural crystals and are ground and polished. Unlike stainless steel balls, the gemstone ball making process is more complicated and each product is carefully selected. Package List: 10x Gemstone Roller Balls with Holder. Warm Notes: 1.When you want to use these Rollers,Suggest you wash with cold water. 2.Crystals with color, try to avoid long-term exposure to sunlight. 3.The components of the vial are relatively small. To prevent children from accidentally swallowing the components of the ball bottle, keep the essential oil roller bottle away from children. 4.Natural spar, inevitably there will be ice cracks and impurities, which is the biggest difference between natural spar and artificial spar. Satisfaction Guarantee: If you are not satisfied with our products or have any defects in the products, please contact us and we will respond to you within 24 hours. Thank you.

Cool Smooth Rolling Gemstone Ball For Easy Even Essential Oil blends,Aromatherapy Application,Perfect for use of Essential Oils, Perfumes Oils and Other Liquids. Natural Crystal Stones roller ball combine with plastic cap holder, not only you can enjoy the new style of roller ball essential oil bottles, but also you can get benefit from the healing power stones. Natural Gemstone Rollers is a great choice for Essential Oils to Replace Resin, Stainless Steel and Glass Rollers,are the Most convenient and economical way to dispense essential oil blends. Our Gemstone Rollers are a great replacement and fit your Slim type Thick 10ml and 5ml Glass Roller bottles,Beautiful appearance, with your different oil styles.Easy to dispense from and convenient when on the go!. Roller Ball Material: Sodalite, Green Aventurine, Black Obsidian, Tiger Eye,Red Jasper, Fluorite, Amethyst, Pink Crystal , Lapis Lazuli,Rose Quartz.10 different natural crystal materialsRoller Balls Tops.