I just got these beautiful glasses from Amazon. Five stars out of five.
http://www.amazon.com/Mikasa-Brewmasters-Varietal-Glasses-Set/dp/B000SQOBTW
There is a 16 oz. Pilsner glass, a 16 oz. Tulip glass, a 16 oz. Ale glass and a 20 oz. Hefeweizen glass.