: If you plan to wear the coat only over thin layers like a t-shirt or a dress shirt for a modern, slim look, consider buying one size smaller than your suit size.
: You should be able to button the coat comfortably without any pulling or tension across the chest. what size overcoat should i buy
For an overcoat, you should typically buy the Manufacturers generally design overcoats with extra room (usually about 4 inches more than the tagged size) to accommodate layers like a suit or a heavy sweater underneath. Sizing Guidelines : If you plan to wear the coat