100% Cotton. Fabric: Pique. Design: Tipped Detail. Sleeve-Type: Short-Sleeved. Neckline: Turn Down Collar. Fabric Technology: Breathable. 3 Button Placket. Please Note: Keep Away From Fire. S: 39 in. M: 41 in. L: 42.5 in. XL: 44 in. XXL: 45.5 in. 3XL: 47 in. 4XL: 48.5 in. Ref: UTLB239