The sports bra like Bikini Bra Top has adjustable straps to allow you the best fit. The under bra is equipped with a thick strap for maximum support. The cups provide full coverage and are lined with sewn in pads that will stay in place, even after washing.
Small A-B cup up to a 34 band
Medium B-C cup 34-38 band
Large C-D cup 34-38 band
X-Large D-DD cup and 34-38 band
It fits like a sports bra so the sizing is flexible.