This is a nice low somewhat fast fondu to help with fluidity and musicality.
3: fondu and articulate back to 5th demi plie
4&: tendu front, lift
7-8: extend front at desired height, close in 5th.
repeat to the side and back, not closing to the back.
1: carry side (stay in extension to the side, or bring the leg to tendu side, passé, sous-sus, or close in 5th, depending on skill level)
2-8: circular cambré de hors, closing to the back at the last second.
Repeat from the back, doing the cambré de dans.