OneCall.com has a Targus HP600 Evolution Nylon Backpack for $42.95 Shipped. Amazon.com has some reviews.
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- Padded shoulder straps for maximum carrying comfort n
- Branded with HP badge logo on the front of the backpack as well as a removable external cell phone pocket n
- Includes top loading sleeve for the HP 12.1 Ultralite notebooks in the main notebook section