100% Cotton. Fabric: Combed Ring-Spun Natural Cotton. Design: Plain. Neckline: Elasticated, Lycra Ribbed, Round Neck. Fastening: Pull-On. Sleeve-Type: Short-Sleeved. Double Stitched, Enzyme Wash, Silicone Washed. 220gsm. S: 34 in. M: 36 in. L: 38 in. XL: 39 in. XXL: 41 in. 3XL: 42.5 in.