Targus - Motor Backpack Laptop Case is on sale at BestBuy
Reg Price 29.99 Sale price: $9.99
Link: http://www.bestbuy.com/site/Targus - Motor Backpack Laptop Case - Black/Yellow/White/9945932.p?skuId=9945932&id=1218199621571
Most stores have it.
Good luck!