M code: shoulder width 46cm length 66cm chest 100cm For 165-170cm height, weight 50kg-60kg L code:shoulder width 47cm length 68cm chest 104cm For 170-175cm height weight 60kg-70kg XL code:shoulder width 48cm length 70cm chest 108cm For 175-180cm height weight 70-80kg 2XL code:shoulder width 49cm length 72cm chest 112cm For 180-185cm height weight 80-90kg London, England