Applicable to Most Liquids: with a 1 ml capacity, these dropper bottles are perfect for storing various liquid products, such as essential oils, perfume oils, cosmetics, samples and other liquids. Sufficient Quantity: the set comes with 200 pieces of mini dropper bottles, measuring about 1 ml/ 0.03oz in capacity, which is enough for your various needs and perfect for those who need to store multiple liquids. Glass Material: mainly made of glass material, our oil dropper bottle is long lasting and can offer protection for your liquids, safe to use, and the dropper cover can seal the liquid and convenient to access. Compact and Convenient: these perfume feature a small size and design, making them easy to carry and store while taking up minimal space; You simply need to put the dropper into the liquid, pinch the rubber head and release it, then the liquid can be inhaled and released. Wide Range of Use: these sample dropper bottles are perfect for home, car, , or travel use, easy to carry around, and you can use them to store your handmade liquid products, suitable as gifts for your friends, showing your concern and appreciation.