ELM BOMBER SIZING
Chest Front Length/Back Length Sleeve Length Bottom Ribbing
Small 50.5"  22.5"/25.5" 28" 38.5"- 41.5" 
Medium 52.5" 23"/26"  28.25" 40"- 43"
Large 54.5" 23.5"/26.5"  28.5"  41.5" - 44.5"