There is one sure way of protecting the iPad from scratches and small dents, you are going to need a candyshell case, and this is a case that is hard on the outside, but comes with a soft rubberised lining. The hard shell offers the obvious protection, but the soft inner lining offering the absorption of any impact on the device.
This has been design for a snug fit for the iPad and will allow the device to still fit into a docking station without no need to remove the case.
These are the features and specs for the iPad candy case:
•Seamless hard shell case for iPad
•Soft, rubberized lining offers shock absorption and protection
•Flip-back panel for use with iPad dock and iPad keyboard dock (not included)
•Dimensions: 0.71″ x 7.88″ x 9.85″
•Weight: 10.88 oz
•Colour: BatWing Black
Priced at $39.99
Source [Think Geek]