Mountain Steals offers the Osprey Porter 46-Liter Travel Backpack in Hoodoo Red for $76.99. Coupon code "GETCAMPING5" cuts that to $69.29. With free shipping, that's the lowest price we could find by $36. It features a padded laptop sleeve for laptops up to 15", front panel organization compartment, foam padded side walls, and stowable harness and hip-belt.