[header] How to do a seated figure four [title] Sit properly. [step] To do any seated yoga variation, you must be sitting in a solid, stable chair that allows you to place both of your feet firmly on the floor. Chairs with wheels or with a lot of cushioning in the seat typically aren't the best choices. 
[substeps] Sit forward on the edge of your chair and make sure your back is neutral, not arched. You should be sitting on your " sit bones "-two points you'll be able to feel on your buttocks-not on your tailbone.