For something in the middle of the price range, consider this Ella Moss Tank. While the price is very reasonable, this product is an easy wardrobe update. Also look at this Obey Tank. It's an attractive option both price and quality-wise. And do check out this Equipment Tank! It's a very popular item and good value for money.
If you can afford it, then you won't be disappointed if you check out this Dion Lee Tank. It's an expensive but smart option. Why not take a look at this Missoni Tank too? Expensive, but worth every penny. You might also want to consider this P.A.R.O.S.H. Tank. You won't regret the money spent!