XS S M L XL Width, in 15.25 16.00 17.00 18.00 19.50 Length, in 20.00 21.50 23.00 25.00 27.00 Sleeve Length, in 12.50 13.50 14.50 15.50 16.50 Made for sports, play, and the active teen lifestyle. The Sport-Tek® Competitor™ Tee brings breathability, agility, and moisture-wicking properties to the table, making the perfect choice for active kids and school life. Made with 100% lightweight polyester that is soft to the tag, each tee features set-in sleeves and removable tags for total comfort at all times. .: Material: 100% moisture wicking polyester .: Extra light fabric (3.8 oz/ yd² (129 g/m²)) .: Athletic fit .: Tear-away label