sweetheart neckline wide straps underwire support removable pads back strap with clasp closure elasticized leg openings built-in upf sun protection; uv protection accords with astm standard d6603 moderate coverage fitted models are approx. 59 and wear sizes s (4), l (12), and xl (18)machine wash according to the care instruction label . Best Holiday gift for Women , perfect One Pieces for Christmas!