Gel eyeliner is the latest eye shape defining eyeliner these days. It comes in a small container, has a creamy texture, and is applied with liner brush. It is applied with a brush, which usually comes with the package, but if you have a smaller angular brush, then you can get more precise in applying and creating different shapes.
Here is how to apply the gel liner
Below is a video which will help you to know how to apply gel liner.