The newest addition to Hard Graft’s line of bags, the 
Flat Pack
 ($305), is perfect for when you need something that can carry your 
personal stuff with ease, without the unnecessary bulk.  It easily fits 
your iPad, Macbook Air, or Macbook Pro with just enough room for those 
little extras such as your wallet or phone.  It is crafted from quality 
leather and wool, features a black cotton lining, subtle padding for 
everyday comfort, and adjustable hinged straps.
source: gearmoose.com