The 20ML Amber Dropper Bottle with Type - 1 White Cap and Small Hole Dropper Set is perfect for controlled dispensing of essential oils, serums, and pharmaceuticals. The amber glass protects light-sensitive liquids from UV exposure, ensuring product longevity. The Type - 1 white cap provides a secure closure, while the small hole dropper allows for precise dosing, making it ideal for medical, cosmetic, and laboratory use.