Great tank with a flattering square neck. From the J. Crew website: The perfect building block for every outfit. A face-framing square neckline and wider straps take it up a notch. Plus, this tank is crafted with our vintage rib fabric, a lightweight cotton blend inspired by easy styles of the '70s, with a very soft feel and just a hint of stretch. 57% cotton/38% Modal rayon/5% elastane. Machine wash Item BY425. Body length: 20 1/2". See size chart for other measurements.