The maternity support brief The ultimate support brief for your precious growing bump, our maternity support brief provides support, where needed to take the pressure off yet allows for expansion. With a seamless leg opening and silicone band that wraps around the entire top of the brief to prevent rolling, this maternity support brief guarantees all-day support and comfort.    Product description  78% nylon 22% spandex   Sizing  Bumpsuit material is made to gently stretch with the body through the stages of pregnancy.  Our model is wearing size s/m.   Bumpsuit makes high-quality maternity and postpartum clothing that is easy to style throughout the seasons of pregnancy and beyond