https://www.youtube.com/watch?v=8oEixZvURAc Tried to upload but failed. You can check out more videos here https://www.facebook.com/GardenCityKansas67846/
it works now, Its impressive in my gym iv never seen them do this technique but it looks really effective.
It is effective in a lot of ways. What it does for cardio, and stamina is amazing. It also helps with angles and balance.