The Acacia Top is our classic triangle style, designed with adjustable straps and a tie-back closure, allowing you to adjust the fit to your liking. The perfect tanning essential.   Generally, we suggest: Size XS = A cup, Size S = B cup, Size M = C cup, Size L = D cup, Size XL = DD cup. However, please consider this together with our size guide, the style of the garment and your full bust circumference.   This item is on PRE ORDER - Estimated ship date is early January. Please note if you have ordered other available items, your order will not be shipped until your pre order item has arrived. If you want to purchase alternate items that are not on preorder, we recommend placing two separate orders. Any questions please email info@elceswim.com