100% Cotton. Fabric: Pique. Design: Plain. Fastening: Button, Pull Over. Neckline: Flat Knit Collar, Turn Down Collar. Sleeve-Type: Short-Sleeved. 3 Button Placket, Side Vents. 180gsm. Sustainability: Oeko-Tex Standard 100 Certified. XS: 34.5 in. S: 36 in. M: 37.5 in. L: 40 in. XL: 42 in. XXL: 44 in. Ref: UTBC5831