Joma Boy's Fit One Long-Sleeve Football Shirt 100% Polyester Interlock Chest Size (inch); 4 Years: 22-23, 6 Years: 23-24, 8 Years: 24-26, 10 Years: 26-29, 12 Years: 29-31, 14 Years: 31-34 Slim Fit That Enhances Flexibility And Athletic Output Contours The Body Without Constriction Or Compression To Provide Better Freedom Of Movement Suited For All Types Of Sports Users For Training Sessions Or Competative/Friendly Events Provides Enhanced Flexibility And Mobility For Better Freedom Of Movement