BLANQI High Performance Belly Lift & Support Maternity Leggings 94% Nylon, 6% Spandex Semi-opaque perfect for layering and daily wear Over-the-belly support eases the strain and pain of baby weight Moisture-wicking finish allows for breathable comfort Seamless for a smooth and fashionable fit Sizing (order Pre-pregnancy size) Small=2-6 Medium=8-10 Large=12-14 X-Large=14-18