A black floral short sleeve shirt and white skinny jeans are an easy way to introduce effortless cool into your casual wardrobe. To introduce a bit of classiness to your ensemble, add a pair of tan suede derby shoes to the mix. Come extremely hot summer days you're looking for an outfit to keep you fresh and stylish –– this outfit is just the one you need. If you often wonder how to dress age-appropriately but also look fashionable, this ensemble is a great example.