Lululemon Slim-Fit Above-Knee Dress Black Built-In Bra Athleisure Gym 8 Medium Just in time for back to school! A one-piece wonder for jam-packed days. This dress features built-in support and stretchy fabric that deals with sweat so you don't have to. Soft, cotton-blend fabric Cotton and modal blended with nylon give this fabric a soft feel Four-way stretch Sweat-wicking Quick-drying Racerback cut gives your shoulders full range of movement Built-in shelf bra for added support and coverage Pockets for optional, removable cups EUC, LNC