TAG SIZE S. JACKET MEASURES CHEST 45" (22 1/2" MEASURED ARMPITS ACROSS FRONT CHEST, THEN DOUBLED) LENGTH 27" (MEASURED FROM TOP SHOULDER TO BOTTOM OF JACKET) SHOULDERS 19" (MEASURED TOP SHOULDER SEAMS ACROSS) SLEEVES 25 1/2" (MEASURED FROM SHOULDER SEAM TO END OF SLEEVES)