Chico’s Royal Blue Button Up Shirt - Chico's Size 2 equivalent to a Size 12. 53% Modal, 33% Polyester, 6% Spandex All measurements are taken flat Shoulder (Top of Sleeve seam to Top of Sleeve seam) - 18 inches Chest (1" Below the bottom of the Sleeve Seam) - 21 inches Stomach ( Halfway between bottom of the Sleeve seam and bottom hem) - 21 inches Length (Top of Back on Neck to bottom front hem) - 25.25 inches Sleeve Width (at elbow) - 6.5 inches Sleeve length (from top of Shoulder seam to edge of cuff) - 21.5 inches Cuff width - 2 inches Neck (From the edge to edge of the collar ) - 16.5 inches