![White Long Sleeve Shirt with Oxford Shoes Smart Casual Warm Weather Outfits In Their 20s: For a cool and casual outfit, marry a white long sleeve shirt with navy jeans — these items go nicely together. For something more on the dressier end to complement this getup, add a pair of oxford shoes to the equation. A safe bet outfit appropriate for gentlemen in their 20s who prefer classier getups.](https://cdn.lookastic.com/looks/military-jacket-long-sleeve-shirt-jeans-large-53319.jpg)
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For a cool and casual outfit, marry a white long sleeve shirt with navy jeans — these items go nicely together. For something more on the dressier end to complement this getup, add a pair of oxford shoes to the equation. A safe bet outfit appropriate for gentlemen in their 20s who prefer classier getups.