All the classic styling you love in a modern femme silhouette in this triangle bralette from Calvin Klein, available exclusively at UO. Made in their signature soft cotton with skinny adjustable straps and back hook + eye closure, finished with their stretchy logo elastic bust band. Content + Care. Cotton, modal, elastane Hand wash ImportedSize + Fit. Extra Small: 34A, 32B, 30C Small: 36A, 34B, 32C-32D Medium: 38A, 36B, 34C-34D Large: 40A, 38B, 36C-36D Extra Large: 40B, 38C-38D