●【Premium Ultra Stretch Fabric】Main: 93% Cotton, 7% Spandex; Belly: 95% Nylon, 5% Spandex; Super-stretch shorts lasts from day to night and their snug fit doesnt lose its shape. ●【Gentle Back Support】The full panel of pregnancy over belly provides gentle back support as your belly grows with no slipping or digging in at the belly. ●【Perfect Blend of Comfort and Stretch】Maternity underwear over bump is so comfortable stretch that it accommodates for a growing bump. ●【Breathable Fabric】Skin-friendly, soft and breathable. ●【Fashion style】The design of maternity panties for pregnancy is simple and fashion with two pockets,which is suitable for all stages of pregnancy.