Wolverine Men's Rykker Baseball Style Blended Thermal 3 Button Henley Shirt 60% Cotton, 40% Polyester Imported Machine Wash Relaxed fit Resists shrinkage and retains its shape with stretch recovery Hefty blended thermal yarns of 60 percent cotton 40 percent polyester Hefty blended thermal yarns of 60 percent cotton 40 percent polyester Heather tones