Packing light doesn’t mean sacrificing style or comfort, but it does require rethinking such travel basics as suitcases and shoes. Do the math and it’s easy to see why this matters: If your checked bag is too big or heavy, you’ll incur baggage fees on most airlines. Whether you’re looking to travel with a carry-on only or you simply want to cut your checked bag down to size, these tips for packing light can help.