Size  Chest Body Length Shoulder to Shoulder Sleeve Opening
Small 36" 28" 18" 7"
Medium 40" 29" 20" 7"
Large 44" 30" 22" 8"
Extra Large  48" 31" 24" 9"
2X Large 52" 32" 26" 9"
3X Large 56" 33" 28" 9"
Men's Tee Shirt Sizing Chart Diagram