A white and green crew-neck t-shirt and shorts will convey this relaxed and dapper vibe.
White and Green Crew-neck T-shirt with Shorts Casual Outfits For Men
Consider teaming a white and green crew-neck t-shirt with shorts if you're looking for a look option for when you want to look casual and cool. For something more on the elegant side to finish your look, add a pair of dark brown leather loafers to this ensemble.