For a look that's effortlessly neat and GQ-worthy, consider pairing a navy vertical striped suit with a black raincoat. Complete this outfit with black leather chelsea boots to avoid looking too casual. As you can see here, it's super easy to look amazing and stay cozy when chillier weather arrives, thanks to this ensemble. This getup is probably exactly what you're looking for as a gent in his 20s.
You'll be amazed at how easy it is for any gent to get dressed this way. Just a navy vertical striped suit paired with a charcoal turtleneck. On the footwear front, this outfit is complemented perfectly with black leather chelsea boots. This ensemble is a really good option, especially for autumn, when the temps are dipping. As you're maturing from your 20s to your 30s, you probably want to start dressing like an adult. In this case, inspo like this proves very useful.