![Grey Waistcoat with Blazer Casual Outfits In Their 30s: Marry a blazer with a grey waistcoat to have all eyes on you. To bring out a more mellow side of you, add a pair of white and black leather low top sneakers to the mix. And if we're talking casual clothing for maturing guys, this look looks good on almost any gent.](https://cdn.lookastic.com/looks/blazer-waistcoat-crew-neck-t-shirt-large-43838.jpg)
![Navy Blazer](https://cdn.lookastic.com/navy-blazer-original-437274.jpg)
![Grey Waistcoat](https://cdn.lookastic.com/grey-waistcoat-original-659736.jpg)
![White Crew-neck T-shirt](https://cdn.lookastic.com/white-crew-neck-t-shirt-original-386478.jpg)
![Blue Ripped Jeans](https://cdn.lookastic.com/blue-ripped-jeans-original-9153824.jpg)
![White and Black Leather Low Top Sneakers](https://cdn.lookastic.com/white-and-black-leather-low-top-sneakers-original-11337296.jpg)
![Brown Canvas Belt](https://cdn.lookastic.com/brown-canvas-belt-original-574272.jpg)
Marry a blazer with a grey waistcoat to have all eyes on you. To bring out a more mellow side of you, add a pair of white and black leather low top sneakers to the mix. And if we're talking casual clothing for maturing guys, this look looks good on almost any gent.