Make a navy waistcoat and grey chinos your outfit choice for a classic and sophisticated silhouette. A pair of double monks is a goofproof footwear option that's full of personality. So if you're looking for a stylish yet age-appropriate ensemble for a younger guy, this one fits the task well.
Navy Waistcoat with Double Monks Dressy Warm Weather Outfits In Their 20s
This combination of a navy waistcoat and blue chinos is the perfect base for an outfit. If you don't know how to finish off, a pair of double monks is a nice option. If you're in your late 20s, take inspiration from combos like this to add more gravitas to your style.