We use Asian size,usually 23 sizes smaller than US/European size.If youre not sure about size (Refer to buyers feedback) Please tell us height /weight /chest /sleeve /shoulder/ waistMen Jacket SizeAsian SizeChestLengthShoulderSleeveHeightWeight(KG)*L108 cm( 42.5 inch)65 cm( 25.6 inch)45 cm( 17.7 inch)59 cm( 23.2 inch)165170 cm5563XL112 cm( 44.1 inch)69 cm( 27.2 inch)47 cm( 18.5 inch)60 cm( 23.6 inch)170175 cm63702XL-RU48116 cm( 45.7 inch)70 cm( 27.6 inch)49 cm( 19.3 inch)63 cm( 24.8 inch)175180 cm7080*3XL120 cm( 47.2 inch)72 cm( 28.3 inch)50 cm( 19.7 inch)64.5 cm( 25.4 inch)180185 cm80854XL124 cm( 48.8 inch)74 cm( 29.1 inch)51 cm( 20.1 inch)66 cm( 26.0 inch)185190 cm85945XL128 cm( 50.4 inch)76 cm( 29.9 inch)53 cm( 20.9 inch)67 cm( 26.4 inch)190195 cm95100Women Jacket SizeAsian SizeBustTop LengthShoulderSleeveHeightWeight(KG)*M102 cm( 40.2 inch)60 cm( 23.6 inch)41 cm( 16.1 inch)54 cm( 21.2 inch)155159 cm4047.5*L104 cm( 40.9 inch)62cm( 24.4 inch)43 cm( 16.9 inch)56 cm( 22 inch)159163 cm47.557.5*XL108 cm( 42.5 inch)63 cm( 24.8 inch)44 cm( 17.3 inch)58cm( 22.8 inch)163167 cm57.565*2XL110 cm( 43.3 inch)65 cm( 25.6 inch)45 cm( 17.7 inch)60cm( 23.6 inch)167171 cm6572.5*3XL114 cm( 44.9 inch)68cm( 26.8 inch)47cm( 18.5 inch)61 cm( 24 inch)171175 cm72.580*4XL118 cm( 46.5 inch)69cm( 27.2 inch)48 cm( 18.9 inch)65 cm( 25.6 inch)175179 cm8087.5There might be 1-3 cm difference due to manual measurement.Zz