![Black Jeans with Denim Shirt Smart Casual Outfits For Men After 40: Rock a denim shirt with black jeans if you're after an outfit idea that speaks casual style. Avoid looking too casual by rounding off with a pair of grey casual boots. So if you need outfit inspo for dressing as you get into your 40s, this pairing is a good example.](https://cdn.lookastic.com/looks/pea-coat-cardigan-denim-shirt-large-14892.jpg)
![Black Pea Coat](https://cdn.lookastic.com/black-pea-coat-original-1829607.jpg)
![Navy Knit Cardigan](https://cdn.lookastic.com/navy-knit-cardigan-original-4235147.jpg)
![Navy Denim Shirt](https://cdn.lookastic.com/navy-denim-shirt-original-2767101.jpg)
![Black Skinny Jeans](https://cdn.lookastic.com/black-skinny-jeans-original-4565676.jpg)
![Grey Casual Boots](https://cdn.lookastic.com/grey-casual-boots-original-11313198.jpg)
Rock a denim shirt with black jeans if you're after an outfit idea that speaks casual style. Avoid looking too casual by rounding off with a pair of grey casual boots. So if you need outfit inspo for dressing as you get into your 40s, this pairing is a good example.