What is Vape Blowing Os Trick?

As the name refers, this trick involves making the letter O out of the vapor.

Vape Blowing Os Trick, also named as Blow smoke rings.

Wellon Vape experts told Olivia that, Vape Blowing Os Trick is simple when you take some practise.

Take a long drag on your electronic cigarette.

All you have to do is take a deep drag and keep it in your throat.

The thicker the vapour…