Chestee The T Sports Bra. Collarbone protection padding. Slits where padded cups can be inserted. Padded cups not included. In good pre-owned condition. Chestee size 12, which can work for sizes 36DD, 36DDD, 38A, 38B, 38C, and 38D according to their size chart. Lying flat it is approximately 15 inches pit to pit and approximately 13 1/2 inches across the bottom.