A classic vintage styled vintage button down shirt. Based on the Ben Sherman mod-fit and with full back pleat, this is a 100% cotton, with front breast pocket. same vintage patterns of the 60s and 70s versions. Approximate sizing as follows: S – 36″ – 38″ M – 38″ – 40″ L – 40″ – 42″ XL – 42″ – 44″ 2XL – 44″ – 46 3XL – 46″ – 48″