Wacoal's 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 Inner side slings in DDD and G cup sizes for added support Strap width increases with larger cup sizes Straight back band on B, C & D cup sizes U-back band on DD, DDD & G cup sizes Fully adjustable straps convert to racerback with J-hook