100% Cotton (Graphite Heather: 50% Cotton, 50% Polyester, Sports Grey: 90% Cotton, 10% Black Polyester). Classic fit. Seamless non top stitched 2.3cm collar with a taped neck and shoulders. Tearaway label. Rib cuffs and 2.3 cm double needle bottom hem. Chest Size- S: 34-36in, M: 38-40in, L: 42-44in, XL: 46-48in, 2XL: 50-52in, 3XL: 54-56in, 4XL: 58-60in, 5XL: 62-64in. Ref: UTBC4573