For an outfit that's very simple but can be dressed up or down in many different ways, wear a gilet and a charcoal shawl cardigan. As you reach your 30s, you want to start dressing maturely. If that's the case, inspiration like this comes in very useful.
Charcoal Shawl Cardigan with Gilet Warm Weather Outfits For Men In Their 30s
Go semi-casual by opting for a gilet and a charcoal shawl cardigan. As a man in his thirties, you probably want to start dressing more professionally. In this case, ensembles like this are a goofproof option.