The Game Changer is a ready-to-wear, backless strapless bra that provides lift, shape and support for breast of All sizes (even Ddd/G and F bra zones!). No cutting, Diy or personal stylist is needed.size Chart: Sz. 1: 30B - 36ASz. 2: 30DD/E - 40ASz. 3: 30DDDD/G - 42A/BSz. 4: 30J/K - 42DD/E