1cm=0.394inch,1inch=2.54cm 1 lb=0.4536kg; 1kg=2.205lb (lb-pound; kg-kilogram) Learn Asian measurement as beneath, then select appropriatemeasurement (1-3CM error) Dimension(CM) Chest Size Peak Weigh S 96 64 165cm 50-60kg M 100 66 170cm 60-67kg L 104 67 175cm 70-75kg XL 108 69 180cm 80-85kg 2XL 112 71 185cm 90-95kg Expensivegood friend, if you cannotaffirm which measurementyou mayput on, please contact us!!