Look the dapperest version of yourself in an olive crew-neck sweater and khaki dress pants. When this getup looks all-too-perfect, dress it down by finishing off with olive canvas low top sneakers. So as you can see here, it's a stylish, not to mention spring-friendly, outfit to keep in your transitional rotation. When it comes to style tips for middle-aged gentlemen, this outfit is a good look on almost any gent.