If you're budget-restricted, consider choosing this Romper. It's a great item for a good price. In this price range, you can also look at this Fashion Union Playsuit. It's also a popular item and won't break the bank. You may also want to look at this Bellfield Playsuit. This item is not expensive either, but it will make a difference in your wardrobe.
If you want to splurge, then you won't be disappointed if you check out this Love Moschino Playsuit. It's an expensive but smart option. While you're at it, also have a look at this See by Chloe Playsuit. Yes, this item is expensive, but it does not mean it's not worth it.