My Necessity is a luxurious multi-fit seamless bra with removable foam cups and a side sling support. The perfect style for your hospital bag and for sleeping in. This Full Cup version has a hidden inside support panel designed to support the heavier bust. This is a soft support style with no seams for the ultimate in comfort, and a flexible fit that will expand 2-3 cup sizes to offer total comfort and flexibility for your changing size throughout your pregnancy and for postpartum changes. My Necessity FULL CUP is designed for the fuller bust from a DDD cup to an I cup. If you are a smaller cup size, order our REGULAR version.