Red Kap Mens Short Sleeve Industrial Work Shirt 65% poly/ 35% cotton Red Kap puts the toughest materials and advanced stay clean technology into this shirt so you get th 4.25 ounce; 65/35 poly/cotton with Touchtex technology for superior color retention; Soil release a Open collar with sewn in stays; Metal collar gripper closure. Two button through pockets; Bartacked pencil stall on left pocket. Sizes: M; L; XL; 2XL; 3XL.