Zoggs | Butterfly - how to perform the technique
Learn how to perfect this physically demanding stoke from building your rhythm and positioning your body! This technique can burn around 750 calories per hou...
![Zoggs | Butterfly - how to perform the technique](https://i.ytimg.com/vi/B_AzikPZfdk/maxresdefault.jpg)
Learn how to perfect this physically demanding stoke from building your rhythm and positioning your body! This technique can burn around 750 calories per hou...