100% Recycled Polyester. This performance fabric polo shirt features a striped design with a classic button fastening and a ribbed, tipped collar. The short sleeves also have ribbed, tipped cuffs. Designed with moisture-wicking technology to keep you comfortable, it includes a 3-button placket and a 150gsm fabric weight. Available in adult sizes. Waist sizes include S: 38 in., M: 40 in., L: 42 in., XL: 44 in., XXL: 48 in., 3XL: 51 in.