Fabric: 4.25 oz. Per Square Yard Poplin Blend: 65% Polyester / 35% Cotton Care: Home Wash Combines aggressive styling with performance features such as stretch, modern stretch side gusset panels and stretch action back for moisture transport and stretch along with silicone permanent creases. Break Resistant Dyed-to-match Melamine buttons. Banded Collar. Soil Release & Wicking Finish. Heavy-Duty interlining in collar, epaulets, and pocket flaps. Pleated Pockets. Scalloped flaps with hook & loop closure. Added length to sides to help Keep shirt tucked. Stretch action back for superior mobility.