A dark brown plaid wool blazer and a white dress shirt are absolute must-haves if you're putting together a refined wardrobe that holds to the highest sartorial standards. And if you want to easily class up your look with footwear, add black leather tassel loafers to the equation. And if you're scouting for an easy-to-transition outfit, this one fits the bill. So if you need dressing tips for men over 30, this combo is a great example.