RTY Workwear Mens Pique Knit Heavyweight Polo Shirt (S-10XL) / Extra Large Sizes Polyester, Cotton, Pique knit three button placket with short sleeves. Horn buttons. Superior construction for durability. Size Chest (to fit) S - 34/36in M - 38in L - 42in XL - 46in 2XL - 48/50in 3XL - 54in 4XL - 58in 5XL - 60in 6XL - 64in 7XL - 68in 8XL - 72in 9XL - 76in 10XL - 80in. Fabric 65% Polyester, 35% Cotton Weight 200gsm