BB Dakota Size Guide Jack by BB Dakota Size Guide This stylish Jack by BB DakotaTM top will perfect your casual look! Relaxed fit. Lightweight fabrication. Round neckline. Keyhole cutout and button-loop closure at back. Fluttered short sleeves. Ruffled overlay at bodice and sleeves. Ruffled hemline. 100% polyester. Hand wash cold and lay flat to dry. Imported. Measurements: Length: 22 in Chest Measurement: 19 in Sleeve Length: 6 in Product measurements were taken using size SM (US 4). Please note that measurements may vary by size.