The sweater vest is picking up steam. as nineties styles come back, Express embraces the stylish option with a solid version and a preppy argyle alternative. You can go casual and pair the sweater vest with a t-shirt and jeans. On the other hand, the sweater vest also looks great with a sport coat. Finally, the sweater vest works perfectly over a crisp oxford shirt. Complete your look with a classic pair of chinos for a brilliant finish.