I've had this bag for awhile now and it seems to fit the iPad with room to spare. I got it on clearance a few months back for around $40. Just wanted to show it in case you are in or around an REI and they are still selling! Crumpler bags are awesome and I have one for my MBP. This bag is called "The Skivvy" in size small.
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch
Click for full size - Uploaded with plasq's Skitch