Samsonite via eBay offers the Samsonite UBX Commuter 15.6" Laptop Backpack in several colors (Black/Graphite pictured) for $34.99 with free shipping. That's the lowest price we could find by $15. It features a padded laptop sleeve, front pocket organization, two water bottle pockets, padded back and shoulder straps, multiple zippered quick stash pockets, and sunglass loop.