DetailsWomen's Dare 2B Size Chart The all-time fave racerback tank. Flattering shape in light-as-a-cloud Q-Wic fabric. Keeps you cool on the studio floor or laps in the park. Made from Q-Wic polyester knit fabric. Pulls sweat away from your skin, dries quickly and has anti-bacterial odor control built in. Stretch-fit that sits close to your body so the fabric can do its things. Scooped round neck and shape-defining side seams. Easy, breezy.