Quality Material: the dropper bottles for essential oils are made of corrosion resistant glass materials, which are thick, smooth and shock resistant; Our round glass bottles feature UV resistant glass that protects against UV rays and protects sensitive liquids; At the same time, the threaded bottle mouth is matched with a black bottle cap, which fits tightly to avoid liquid leakage Wide Range of Uses: the glass eye dropper bottles are suitable for storing essential oils, perfumes, tinctures, cosmetics, beard oils, hair oils, laboratory liquids, and can protect them well Great Value: you can get 200pcs 15ml good quality glass bottles with dropper and plastic ring; You can always have a sufficient number of bottles without worrying about lost or broken bottles Portable: the portable size of 15ml makes the 0.5 oz black glass bottle with dropper ideal for travel, easy to put in purses, backpacks and take it with you, without wasting your precious essential oils Transportation: the tincture bottles with eye dropper are packed in a securely packaged box, your products will stay well when you received Color Black Shape Round Capacity 15 Milliliters Brand Name Tanlade Unit Count 200.0 Count Bottle Type Standard Bottle Item Weight 7.67 Kilograms Reusability Reusable Finish Types Chrome Manufacturer Tanlade Material Type Glass, Rubber Container Type Standard Bottle Number of Items 200 Additional Features Dropper, Leak Proof Item Dimensions W x H 13.39 W x 7.48 H Product Care Instructions Hand Wash Only Recommended Uses For Product Travel