This swim dress features our sweetheart neckline (a customer favorite!) plus flattering gathers on the bust. An attractive split-skirt overlay provides just-right coverage over a comfy one-piece swimsuit . Count on adjustable straps for a custom fit and chlorine resistance to help this beach-chic swim dress keep its shape, while it flatters yours. Per Lands End: LYCRA® Xtra Life™ spandex, lasts up to 10 times longer than suits made with ordinary spandex Fabric resists breakdown from chlorine, sunscreen and sweat Sleek skirted silhouette covers a one-piece All around bra with sewn-in soft cups Adjustable straps let you perfect the fit Accent tie is non-functional UPF 50 sun protection, plus superior stretch and recovery 83% nylon/17% spandex. Hand wash. Imported Thanks for looking. Questions welcome. I have two sizes - 16W and 18W