Ladies Maternity Black Leggings by Magic Body Fashion The Mommy Supporting Legging is an essential wardrobe item for during and after your pregnancy. The legging offers extra support to your belly, and back, thanks to the built-in support. The leggings' material is amazingly soft and stretchy, so your baby has enough room to grow.  Also, the legging is super smooth which makes it almost invisible under clothing. The waistband sits above the belly for extra support.  80 Denier 85% Polyamide, 15% Elastane.