NWT Free People Happiness Runs Crop Tank Size: X-Small/Small Color: Sour Citrus It's top-rated for a reason -- this performance compression top is perfect for keeping you comfortable while you move. Slim. high-neck silhouette, Cropped design, seamless rib fabrication, racerback design, entry-level compression. So effortless with or without a bra, this tank will be your go-to from the studio to the street. 92% Nylon, 8% Spandex