Technique
1. Lie on your back, face up.
2.
Cross your legs as in Padmasana, the Lotus pose.
3. Hold the toe of each foot with each hand.
Fish Pose or Matsyasana stretches the deep hip flexors and intercostals. Here picture for Fish pose asana.
4. Support yourself on either side with elbows firmly on the floor.
5. Tilt your head back until you are almost looking backwards.
6. Do not force the position, but breathe naturally
7. Hold the pose for as long you can, without straining.