LOFT Beach Scallop Trim Halter Tankini Top - We borrowed the curvy silhouette of scallop shells to get this bayside beauty, with a flattering halter neckline. Tie closure. Lightly padded cups. Lined. To give you the best possible fit, use the following list to match sizes to your cup size: XS=A, S=A/B, M=B/C, L=C, XL=C/D.