If you're a thrifty shopper, your best bet is this Forever 21 Tank. It's a popular piece, while not very pricey. Another strong contender for your wardrobe is this Tank. While the price of this item is not very high, it will definitely attract a lot of attention. Or you can opt for this Chaser Tank. This item has all the potential to become a powerful player in your wardrobe.
If you're looking for something in between pricewise, we've got your back with this 3.1 Phillip Lim Tank. This product is likely to become a total wardrobe staple. In this price range, you can also take a look at this Etoile Isabel Marant Tank. It's an attractive option both price and quality-wise.
If you're not a thrifty type, then what you're looking for is this Marni Tank. It's more expensive but worth your money. Why not take a look at this Courreges Tank too? Expensive, but worth every penny.