Buy.com offers the Samsonite Tectonic 15.6" Laptop Backpack in Black/Olive (pictured), model no. 44332-2470, or Black/Blue, model no. 44332-2642, for $29.99 with free shipping. That's $8 under our April mention and the lowest total price we could find for any Samsonite Tectonic backpack by $18. Features include a padded laptop compartment, padded shoulder straps, water bottle pocket, and support for laptops with up to 15.6" screens.