Youth Crewneck Sweatshirt Native AthleteXS S M L XL Width, in 16. 00 17. 00 18. 00 19. 00 20. 00 Height, in 19. 75 21. 25 22. 50 24. 00 25. 50 Sleeve length from center back, in 23. 50 26. 50 27. 75 30. 25 33. 00 Made with a comfortably balanced blend of 50% cotton and 50% polyester, the Gildan 18000B sweatshirt is the perfect choice for school, sports, and lounging with friends. Its medium heavy fabric delivers a cozy, warm feeling while each sweatshirt runs true to size for a great fit.