The 30ML Amber Dropper Bottle with a Type-3 Black Cap and Big Hole Dropper Set is an ideal solution for storing and dispensing liquids such as essential oils, serums, and herbal extracts. The amber glass provides UV protection, ensuring the longevity and potency of light-sensitive contents. The Type-3 Black Cap offers a secure and tight seal, while the big hole dropper ensures smooth and efficient liquid flow for easy application.