eBags via eBay offers the Travelers Club Luggage Wilder 20" Hardside Expandable Carry-On in Green or Orange Camo for $36.99 with free shipping. That's the lowest price we could find by $5. It measures 20" x 13" x 9.5", weighs 7.2 lbs., and expands for up to a 25% more packing space. It features spinner wheels and an integrated TSA 3-digit lock.