With wooden lid, each gemstone roller balls were polished to get the smooth rolling for even oil application, no more rollers stuck or falling out. Aventurine is believed to bring good luck, prosperity and success. Each gemstone roller balls corresponds to relevant mini healing crystal energy stones chips, which is in the bottle. It is also said to be helpful for connecting with angels and spirit guides, making it a useful stone for meditation and spiritual work. They are perfect for use of Essential Oils, Perfumes Oils, DIY Sample Blends, Essence, Aromatherapy and other liquids.   1x Oil roller bottle with wooden cap.Natural stone.Small: approx. 87 x 20mm (3.4" x 0.8")Perfect size to take everywhere together. 100% authentic, original product."*Disclaimer: product color may slightly vary due to photographic lighting sources or your monitor settings*