L'eggs Sheer Energy Active Support Regular Panty ST Panty: 84% Nylon, 16% Spandex; Leg: 71% Nylon, 29% Spandex Built-in compression improves circulation to relieve and refresh aching legs. Built-in compression improves circulation to relieve and refresh aching legs. Regular non-control top helps assure constant comfort. Sheer toe lets you step out in style in sandals and open-toe shoes.