If you're looking for a thrifty option, your best bet is this Asos Tank. It's a popular item, while not very costly. In this price range, you can also take a look at this Topshop Tank. It's also a popular item and won't break the bank. You may also want to look at this Neiman Marcus Tank. This item is not expensive either, but it will make a difference in your wardrobe.
If you're not a thrifty type, then what you're looking for is this Tom Ford Tank. It's more expensive but worth your money. While you're at it, also have a look at this Gucci Tank. Yes, this item is expensive, but it does not mean it's not worth it. And how about the luxurious Tank? Yolo, right?