Water polo players: What’s this called?

I swim, and some of the girls on my swim team play water polo. And we were just treading water before practice and they like can tread with there whole torso out of the water…it looked kind of weird. is there a name for that??

egg beater- it where u move ur legs in circles like an egg beater, it helps u stay above the water for long periods of time

Nacho Figueras – Polo Black