A blue denim jacket and a white vertical striped long sleeve shirt are true menswear must-haves if you're piecing together a casual closet that holds to the highest sartorial standards. Add brown suede casual boots to the mix for a major style boost. As you can see, it's extremely easy to look awesome and stay comfy when chillier weather comes, thanks to this ensemble. Gents wondering how to stay fashionable as you pass the big three-oh, you have your answer.