Dickies Men's 5.25 oz. Short-Sleeve Work Shirt 100% Polyester 65% polyester, 35% cotton. Visa moisture-wicking & stain-release finish. Short-sleeves with generous fit across shoulders. 20-line melamine buttons, extra-long tail & 2 chest pockets. Dickies logo patch at bottom of placket. shirt colors match Dickies traditional work pants. extended sizes available by special order.