If you can’t spend much, your best bet is this Kardashian Kollection Tank. It's a fantastic piece, while not very expensive. Another strong contender for your wardrobe is this Tank. While the price of this product is not too high, it will surely attract a lot of attention. Or you can choose this Bioworld Tank - be sure you'll be making a stylish addition to your wardrobe.
For something in the middle of the price range, look no further than this Style Stalker Tank. This item doesn't cost too much, but definitely deserves a place in your wardrobe.