I have both the MEdge Leisure and Executive cover. Like them both. The Leisure cover zips shut and has a clear plastic cover and a padded frame. Although it's not waterproof, it's ideal for the beach or on a boat. Plus, I use it at the gym on the treadmill.
You might also check out the Levenger leather zipped case at
http://www.levenger.com/PAGETEMPLATE...6262|Level=2-3 Very slick. I've seen these and they are nice as well.