Feature: 1. The roller balls are available in multiple styles and colors, compact and portable, and easy to dispense. 2. The 10mm ball design head is tightly connected and does not leak oil, which is convenient rolling and smooth liquid discharge. 3. Using this roller ball, various products such as toner, lotion, essential oil, etc. can be easily dispensed. 4. Semi‑ stone ball design, ball rolling design is tightly wrapped, small in shape, easy to carry in the bag. 5. Suitable packaging single compound essential oils, serum, perfumes, toners and other non‑viscous skin care liquids and often used eye and face roll‑on massage. Specification: Condition: 100% Brand New Item Type: Essential Oil Roller Fitments Size: Approx. 9.7-10mm / 0.38-0.39in Package List: 1 x Essential Oil Roller Fitments Note: Please allow slight error due to manual measurement. Thanks your understanding.