The 20ML Blue Dropper Bottle with 18MM Aluminum Dropper (Black) is a premium packaging solution designed for essential oils, serums, and other liquid formulations. Made from high-quality blue glass, it offers superior UV protection to maintain product integrity. The aluminum dropper features a sleek black finish with a glass tube, silicon black rubber teat, and wiper plug, ensuring precise and controlled dispensing while maintaining an airtight, leak-proof seal.