Showcase that you do casual like a pro in a white turtleneck and khaki chinos. Shake up your ensemble with a more laid-back kind of footwear, such as this pair of high top sneakers. This getup is most probably what you've been looking for as a man in his 30s.
White Turtleneck with High Top Sneakers Smart Casual Warm Weather Outfits For Men In Their 30s
Choose a white turtleneck and charcoal jeans for both on-trend and easy-to-achieve ensemble. Balance your getup with more casual footwear, such as this pair of high top sneakers. In your 30s, you want to start dressing more like a mature gentleman. That's when looks like this are a surefire option.