What back bulge? The hosiery back and elastic-free straps eliminate VBL (visible bra lines). The molded cups and Fortitube underwire (it won't ever peek or poke) give full support plus smoothness under form-fitting tops., Style Number: 30011R Oh-so comfortable, elastic-free underwire T-shirt bra, Prevent show-through with memory foam-lined cups, Ultra-soft, plush cups make this bra a dream to wear, This amazing bra retains its shape after each wear, Eliminates visible bra lines and back bulge, SmartStretch Straps mold to the body for a dig-free fit, Completely smooth back thanks to front-close design, Seamless, soft finish ultra-fine stretch microfiber AllDD+Bras,AllFullBusted,AllFullBustedAndHasHigherThanDD,AllSmallBusted,Average Figure,DDplus,Full Figure,Nylon,Spandex,NotMaternity,Underwire,Back Smoothing,Contour,Front Closure,Full Cup,Plunge front,T-Shirt Bra,Lined,Seamless,Non-adjustable straps,Bra