Polyester fabric with a stronger elastane recovery to support our customer, giving a sculpting effect. An Amazon Brand Snug, secure fit through hip, thigh, and leg Over belly leggings provide a sense of stability for active mothers, stretchy with enough support and ultimate comfort. Elastic waistband leggings that will fit during all stages of pregnancy. It is easily expands to accommodate size changes from the first trimester through the postpartum period. Please note, the size located on the care label in this garment corresponds to US sizing. Please use the size charts on the product detail page to find the equivalent size