The 20ML Clear Dropper Bottle with Type - 2 Black Cap and Big Hole Dropper Set is designed for easy and quick dispensing of liquids like essential oils, serums, and other formulations. The big hole dropper allows for a generous and consistent flow, while the durable black cap ensures a tight seal to prevent leakage. The clear glass bottle provides excellent visibility of the contents, making it an ideal choice for cosmetic and pharmaceutical applications.