How big is the hem of the big swing skirt?

Want to ask how big the hem of the big skirt is? 4.2 feet. It depends on the style of the big skirt. For example, a long skirt has a hem of 4.2 feet, a diagonal skirt below the waist needs 6 feet, and a large skirt below the waist or vest skirt needs 7.6 feet. The bigger the hem, the better.