![Blue Denim Shirt with Dark Brown Leather Work Boots Casual Cold Weather Outfits For Men In Their 30s: Fashionable and practical, this casual combo of a blue denim shirt and navy jeans will provide you with wonderful styling possibilities. Avoid looking too formal by finishing with dark brown leather work boots. And if we're talking casual style for 30-year-old guys, this ensemble is ideal.](https://cdn.lookastic.com/looks/overcoat-hoodie-denim-shirt-large-575.jpg)
![Brown Overcoat](https://cdn.lookastic.com/brown-overcoat-original-428706.jpg)
![Red Hoodie](https://cdn.lookastic.com/red-hoodie-original-418608.jpg)
![Blue Denim Shirt](https://cdn.lookastic.com/blue-denim-shirt-original-2767407.jpg)
![Navy Jeans](https://cdn.lookastic.com/navy-jeans-original-468486.jpg)
![Brown Leather Work Boots](https://cdn.lookastic.com/brown-leather-work-boots-original-11313304.jpg)
![Navy Flat Cap](https://cdn.lookastic.com/navy-flat-cap-original-4559538.jpg)
Fashionable and practical, this casual combo of a blue denim shirt and navy jeans will provide you with wonderful styling possibilities. Avoid looking too formal by finishing with dark brown leather work boots. And if we're talking casual style for 30-year-old guys, this ensemble is ideal.