Two-ply back for smoothing. Two-ply cups for shaping. Comfort-U® design for stay-in-place straps. Adjustable straps for a custom fit. Lace upper cups and lace trim in front, lace insets and lace trim in back. Imported cup, back: 79% nylon/21% spandex; lace: 82% nylon/18% spandex Care: Hand wash in cold water, with like colors. Do not bleach. Line dry. Do not iron.