100% Polyester. Fabric: Micro Pique, Yarn. Design: Plain. Neckline: Flat Knit Collar, Turn Down Collar. Sleeve-Type: Hemmed, Set-in, Short-Sleeved. Fabric Technology: CoolPlus, Moisture Wicking. 2 Button Placket, Easy-Care, Easy-Iron, Side Vents. 180gsm. Sustainability: Amfori, BSCI. Colour Retention. XS: 36 in. S: 38 in. M: 40 in. L: 42 in. XL: 46 in. XXL: 48 in. 3XL: 52 in. 4XL: 54 in. 5XL: 58 in. Ref: UTRW635