Mazey's Men's Classic Harrington Jackets Metal Zipped with tartan lining and inner pocket two side pockets with button-up flaps collared with the option for buttoning up with two buttons
Approximate sizing as follows:
S – 36″ – 38″
M – 38″ – 40″
L – 40″ – 42″
XL – 42″ – 44″
2XL – 44″ – 46
3XL – 46″ – 48″
4XL – 48″ – 50″
5XL - 50" - 52"

Be sure to check out the full range of Harrington jackets here.