If you're looking for an item in the middle of the price range, we recommend looking at this Eileen Fisher Shift Dress. While the price is very reasonable, this piece is an easy wardrobe update. It's also worth taking a look at this Vince Camuto Shift Dress. This product is ultra popular and, just as importantly, not very expensive.
If you want to treat yourself, then you absolutely must check out this Altuzarra Shift Dress. This piece seems costly, but it's well worth it.