WARNING: This product contains nicotine. Nicotine is an addictive chemical.
30ml Dropper Bottle with a (Male) Luer Lock Cap and Blunt Nose Dispensing Needle
This combination of products make it very easy to fill and refill all types of cartridges, cartomizers, clearomizers, etc.
The 15ml version of this product can be found here: 15ml Bottle with Blunt Nose Needle Dispensor