Measure the chest and add 2-4 inches (5 - 10 cm's) to the actual size to make the garment a comfortable fit. Manufacturers suggest to Sportex V neck Pullover *All measurements given are within the allowance for manufacturing tolerance CHEST SLEEVE LENGTH BACK LENGTH 42 44 CHEST LABEL SIZE 40 SLEEVE BACK ACTUAL LENGTH ACTUAL LENGTH 38 36 34 32 30 76cm 30" 81cm 32" 86cm 34" 58.5cm 23" 63.5cm 25" 66cm 26” 56cm 22" 58.5cm 23" 61cm 24" 96.5cm 38" 101.5cm 40" 107cm 42" 72.5cm 28½” 77.5cm 30½” 79cm 31” 62.5cm 24½” 65cm 25½” 66cm 26 112cm 44" 117cm 46" 81cm 32" 84cm 33" 68.5cm 27" 71cm 28" ACTUAL