100% Polyester. Fabric: CoolPlus, Micro Pique. Design: Plain. Neckline: Flat Knit Collar, Taped. Sleeve-Type: Long-Sleeved. Fabric Technology: Moisture Wicking. 3 Button Placket, Drop Tail, Locker Patch, Side Vents, Twin Needle Stitching. 180gsm. Sustainability: Amfori, Sedex. XXS: 34 in. XS: 36 in. S: 38 in. M: 40 in. L: 42 in. XL: 46 in. XXL: 48 in. 3XL: 52 in. 4XL: 54 in. Ref: UTPC3836