For something on the casual side, try this combo of a white and navy vertical striped crew-neck t-shirt and beige chinos. White canvas low top sneakers look wonderful here.
White and Navy Vertical Striped Crew-neck T-shirt with White Canvas Low Top Sneakers Casual Outfits For Men
For relaxed dressing with a modernized spin, wear a white and navy vertical striped crew-neck t-shirt with navy chinos. The whole ensemble comes together when you complete this ensemble with white canvas low top sneakers.