Eagle Creek Travel Gear EC Adventure Pop Top Carry-On, Black, One Size Converting from wheeled tote to full-size carry-on with just a couple zips, this bag expands 60% for more carry capacity. Converts from wheeled under-seat tote to full size carry-on Two-way access: top and front zipper to main compartments Lockable zippers secure main compartments Front zippered organizer pocket with electronics pockets, pen slots and key fob