There seems to be a problem serving the request at this time. When the weather gets brisk, having an outer layer can go a long way in keeping you warm. Trench coats are useful to have, and they can be nice additions to any wardrobe. With military origins, men's trench coats have a timeless feel to them. When looking for a new or used trench coat for men on eBay, you'll find many options. The style is typically either:.