Joma Unisex Kid's Reversible Basketball Set 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 Waist Size (inch); 4 Years: 21-22, 6 Years: 22-23, 8 Years: 23-24, 10 Years: 24-25, 12 Years: 25-27, 14 Years: 27-28 Dry MX Technology Helps Provide Moisture Control By Drawing Out Moisture To Stay Cool And Dry Completely Reversible Shorts And Vest For Team Training Sessions Suited For All Types Of Sports Users For Training Sessions Or Competative/Friendly Events