Such essentials as a white dress shirt and khaki jeans are the ideal way to introduce some manly sophistication into your casual styling rotation. Add violet leather loafers to the mix to completely jazz up the outfit. So if it's a baking hot day and you want to look dapper without exerting much effort, this outfit will do the job in next to no time. The ability to rock ensembles like this is one of the dividends of moving into your 30s.