This long-awaited Special Edition DVD, Alignment & Flow, combines Healthy Alignment sequence, which will introduce you to some unique applications of the Eggs, and our Flow sequence, which will helpy ou integrate them into dynamic practice. Each 27-minute program is a complete practice, and great way to start or end your day. Done in succession they are even better. These series requires a minimum of 2 Eggs. For greater comfort, if you're less flexible, or to attempt some of the more challenging postures, you may prefer 4-6 eggs.