Our beautiful Halo Lace Underwire Bra offers seamless, supportive lace cups that will give you a natural shape and keep you comfortable all day long.The J-hook feature allows you to convert the straps to racerback style, making this bra an ideal companion for shoulder-baring fashions.-Unlined seamless underwire bra with convertible straps-Cups of smooth, flat, brushed lace for natural shaping-Strap width increases with larger cup sizes-Straight back band on B, C & D cup sizes-U-back band on bigger cup sizes-Fully adjustable straps convert to racerback with J-hook