Timberland PRO Men's Base Plate Blended Long-Sleeve T-Shirt 71% Cotton, 29% Polyester Imported Machine Wash 5.9-ounce 71 percent cotton, 29 percent polyester Hi-tech fabric helps keep sweat out and comfort in Wicking polyester next to skin and odor-resistant cotton face for all day comfort Side-seam construction helps minimize twisting and torques Reinforced chest pocket provides easy access to must-have items without tearing