Groupon offers the Olympia Hopkins Backpack in Navy, Wine, or Sienna for $49.99 with free shipping. That's tied with our January mention as the lowest total price we've seen. (It's a current low by $5.) This water resistant backpack measures 18" x 12" x 5.5" and features an S-curved padded back and shoulder straps with air flow, magnetic strap closure with buckle strap, side and top handles, padded laptop section, internal organizer, sternum straps, and draw-cord closure. Deal ends May 4.