Make a grey polo and black chinos your outfit choice to put together a day-to-day ensemble that's full of charm and personality. Introduce a pair of multi colored athletic shoes to the mix to make a standard look feel suddenly fun and fresh. So if it's a warm summertime day and you want to look sharp without exerting much effort, this ensemble will do the job in no time flat. Casual outfits for young men aren't actually that hard, as you see.