Something as simple as opting for a navy crew-neck t-shirt and grey sweatpants can potentially set you apart from the crowd. To add a little depth to this getup, add a pair of slip-on sneakers to your outfit.
Navy Crew-neck T-shirt with Slip-on Sneakers Relaxed Outfits For Men
To put together a casual ensemble with a modernized spin, you can easily wear a navy crew-neck t-shirt and red swim shorts. Avoid looking too casual by rounding off with slip-on sneakers.