If you enjoy comfort dressing, pair a v-neck t-shirt with khaki cargo pants. And if you wish to instantly play down your getup with one item, why not complement your look with a pair of white athletic shoes? Casual getups for stylish young men aren't actually that hard, as you can see here.
White Athletic Shoes with V-neck T-shirt Relaxed Outfits For Men In Their 30s
This pairing of a v-neck t-shirt and light blue ripped jeans is ridiculously dapper and yet it looks laid-back enough and ready for anything. We're totally digging how a pair of white athletic shoes makes this look whole. Overall, a good demonstration of off-duty style for 30-something Millennial men.