Boys Long Sleeve T-Shirt “” -, % - . - , , . , ’ , ’ . Boy’s Full Sleeve T-Shirt: Fabric: 100% Combed Cotton Waffle Knit (200-220 GSM). ❤Keep him cozy in style! Soft,warm and perfect for all-day comfort A must-have for cooler days – where style meets comfort! Give him the gift of comfort with this premium full- sleeve t-shirt. Size Chart (In Inches): Size Chest (Round) Length Sleeve Length 4-5 Years 36 50 47 6-7 Years 38 52 48 8-9 Years 40 54 49 10-11 Years 42 56 50 12-13 Years 45 59 52 14-15 Years 47 61 53