For something in the middle of the price range, opt for these Falke Tights. While the price is very reasonable, this item is an easy wardrobe update.
If you want to splurge on a luxury piece, then what you're looking for is these Falke Tights. It's more expensive but worth your money. While you're at it, also have a look at these Falke Tights. Yes, this item is expensive, but it does not mean it's not worth it.