Whether you're in the office or on the floor, the Red Kap Men's Performance Plus Shop Long Sleeve Button Down Shirt with OilBlok Technology is a great choice. Made of 65% polyester and 35% cotton, this shirt provides durability and cotton, while OilBlok Technology helps repel auto fluids. Red Kap Men's Performance Plus Shop Long Sleeve Button Down Shirt Charcoal/Dark Red, Large Tall - Men's Longsleeve Work Shirts at Academy Sports