7 Things Not to Wear to the Office and What to Wear Instead

Power trousers—yes, they're denim—are far sleeker than jeans and pair nicely with a knit jacket for the office. "I take the minority view that jeans shouldn't go everywhere," Adam says. "Denim—not necessarily blue, because I'm fond of charcoal and black—is another story, particularly now that it's available in a range of fresh, fashionable incarnations. Incorporating these new pieces guarantees that you'll look youthful, dressier than you would in jeans, and never overdone."