What are the advantages of 15 yard belly dance skirts for belly dancers? There is the fact that they add authenticity to a performance. Then there is the fact that 15 yard belly dance skirts add a flow and grace to the performance that skimpy skirts dont. And for those women who want to show off their mid-section and middle section moves but not their thighs, 15 yard belly dance skirts offer a perfect solution - to show off the middle while hiding the upper legs.