NON-IRON: No need to iron, this soft, 100% cotton dress shirt is specially engineered to resist wrinkles so it stays looking crisp and pulled-together. Non-Iron, Wrinkle-Free Spread collar. French placket for a clean look. Shirttail hem. Slim fit. Long sleeves. Hits at the hip. Center back length (size M): Regular 31, Tall 32. 5 Sleeve length: Regular 35, Tall 36. 5 Model: Size M, 62 (188cm).