Make your suit earn it’s keep. You’ve ever noticed that a lot of guys go through the trouble of buying a suit and then hardly wear it. This move gives you as many new options as you have tees in your drawer, and it performs the magic trick of elevating the shirt while knocking the starch out of the suit.
A vintage tee works fine. But consider designer tees with a slight sheen. Which lives up to the suit.
Pocket Square: @hm