How to Use: Just pour the liquid into the container, insert the dropper on the extract, tighten the cap and youre ready to refill. Product advantage: Set of 5 plastic unicorn bottles with a capacity of 0.5 fl oz (15 ml). Perfect for storing precious liquids, and its high transparency scale allows you to clearly see the remaining power at a glance. Excellent bottle for storing liquids and other liquids With a thin tip and convenient extraction design, you wont waste any liquid. This unicorn bottle is great for e-cigarettes liquid, and of course you can reuse it. Inlet outlets: 1.5mm, outer diameter: 2mm It also comes with a childproof tamper cap to prevent liquids from being wasted and dry. Excellent for storing various liquids, the height of the container is a compact size of 3.6 inches (91 mm) (including cap). Excellent sealing performance: This product is sterilized, medical grade, clean and hygienic. Good sealing performance, do not worry about leakage. 【Wide Application】An essential tool for quilling and other projects, used to hold glue, glaze, paint or other liquids. Can be filled with glue, varnish, paint or other liquid suitable for solvents, light oil, paint, gasoline, e-cigarette, menstrual salt water etc.