Time to retire the board shorts and flip-flops. Up the ante this fall with cozy separates that impart both sense and style. Whether you're headed back to school or trudging to your cubicle, here are seven dapper basics that will give your autumn lineup a grade-A boost while treading lightly on the planet. Above, Nau's Shroud of Purrin blazer ($350), made from water-repellent recycled polyester.
