Details, Size & Fit. Jack London’s Sergeant Blazer will command attention. Make a bold statement by matching this back with a yellow shirt and tan shoe; you will be turning heads at every event. Our Model wears a size 50. He is 6’2’’ (189cm) tall, with a 77.5cm waist and 104cm chest. Double Button Closure Notch Lapel Straight Flap Pockets Welt Chest Pocket Double back vent Dry Clean Only.Material: 65% Polyester, 25% Viscose, 10% Wool.SKU: JA108AA53YLM.