Accompanying mom on her pregnancy journey Momcozy maternity high waist underwear boasts comfort in every meticulous detail Seamless & Comfy The maternity knickers are made from 91%NYLON and 9%SPANDEX, super soft, breathable, and comfortable. High Stretchy stretchy and rommy to grow with your belly, high elastic leg holes never cut into thighs. Cotton Lining 100% cotton Lining are health and comfortable. Breathable Mesh Design Mesh side waist for added breathability and comfort. You can wear these underwear all day long without any discomfort.