Why not pair a v-neck t-shirt with white chinos? As well as very comfortable, both of these items look amazing matched together. Introduce derby shoes to this look to make the ensemble a bit sleeker. You can bet this combo will become your favorite come summertime. This outfit demonstrates that as a mature man, you have a wide range of sartorial options.
If you're planning for a sartorial situation where comfort is top priority, this combo of a v-neck t-shirt and black chinos is a winner. Go the extra mile and switch up your getup by rocking a pair of derby shoes. Naturally, it's easier to work through a warm warm weather afternoon in a fresh look like this. As a gentleman in his forties, you're sure to love this combination.