The 30ML Blue Dropper Bottle with 18MM Aluminum Dropper (Black) is a high-quality packaging solution ideal for essential oils, serums, and other liquid formulations. Made from durable blue glass, it provides excellent UV protection to maintain product integrity. The sleek black aluminum dropper, equipped with a glass tube, silicone black rubber teat, and a wiper plug, ensures precise and mess-free dispensing. Perfect for cosmetic and pharmaceutical applications.