A beige horizontal striped cardigan and charcoal chinos are absolute menswear must-haves if you're crafting a casual wardrobe that holds to the highest sartorial standards. Consider a pair of brown suede desert boots as the glue that will bring your outfit together. When spring is in full effect, you'll appreciate how great this look is for unpredictable spring weather. When it comes to casual style tips for 20-something gentlemen, this ensemble looks great on almost any gentleman.