If you'd rather not spend much, this Lucca Couture Romper will fit the bill. It's a fail-safe choice, while not very expensive. Another strong contender for your wardrobe is this Neiman Marcus Romper. While the price of this piece is not too high, it will surely attract a lot of attention. You might also want to consider this Keepsake Playsuit. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.