Under Armour Action Sports Chart All Under Armour® Apparel features a tagless design or tear-away tag with no left-over pieces. Styled with a striped pattern allover, the Under Armour® Kids Performance Polo Striped shirt is the perfect choice to dress up your kid for casual outings and parties. The short sleeves, collared neckline, two-button placket, and straight hem add to its style and comfort. This collared polo shirt is made from polyester fabric that makes it durable and comfortable for everyday wear. Regular fit. 100% polyester. Machine washable. Imported. Product measurements were taken using size XS (7 Big Kid). Please note that measurements may vary by size. Measurements: Length: 20 in View Zappos.com Glossary of Terms Under Armour Kids Performance Polo Striped (Big Kid)