Instruction:
Kneel with right knee on Air Cushion and left leg bent 90 degrees, left thigh parallel to floor and knee over ankle. At the same time, rest your right foot on ball behind you, shoelaces down. Press your right foot into the ball and release. Then, contract right glutei and press pelvis forward. For an advanced stretch, place hands on the floor and lower chest toward floor reaching left arm around the inside of the left leg. Release and repeat other side.