HOW: Get set up in a half kneeling position, but have your foot and knee that is supported on the ground positioned in-line with one another. While rooting your body into the ground, maintain balance and the position for the time instructed.
FEEL: This will challenge your balance, find your center of gravity and engage your hip muscles to root yourself into the ground.
COMPENSATION: Do not lose balance, avoid a lot of body swaying and movement.