TigerDirect offers the Targus Incognito 15.6" Notebook Backpack in Blue/Gray, model no. TSB15103US, for $14.99. With $4.05 for shipping, that's the lowest total price we could find by $25. This bag accomodates most notebooks up to 15.6" and features a side water bottle pocket, padded back panel, and padded shoulder straps.