Men's Hawes & Curtis Formal Twill Slim Fit Shirt - White - Formal shirts This stylish men's formal white twill shirt features double cuffs and a full cutaway collar, also known as the Windsor Collar. The Windsor collar was specifically designed by Hawes & Curtis to accommodate the Duke of Windsor's ties. Our non-iron shirts have been perfected with a unique finish to ensure that when they are hung up to dry after washing, they remain remarkably crease free. 2 ply 100s Cotton. Slim Fit. Double Cuff. Full-Cutaway Collar. Non-Iron Men's Formal Twill Slim Fit Shirt in White | Size 17/36 | Double Cuff | Windsor Collar | Non Iron | Hawes & Curtis.