*In its wet state this is a white paste, put a thin layer on using something like a wooden lolly stick as a small spatula, spread it around and make ripple effects with the stick, when you have with the effect, leave to dry, this normal takes 24 hours, it will dry to a clear finish.
There are plenty of tutuorials available online (Youtube) to show you how this is done.

The picture shows the Gel after it has dried.