The Gomatic METHOD CHECK-IN: Optimized from the wheels to the handle to be lighter and stronger while accommodating more luggage. Equipped with best-in-class materials, YKK zippers, four 360-degree Silent-Glide wheels, micro-welded technology, and an integrated TSA lock. The suitcase offers space for 8-14 days of clothing and can be expanded all around to create even more room. The Method Check-In has been rigorously tested in over 30 practical simulations and has proven to withstand the demands of travel. Full expansion from 32.4 cm to 36.8 cm (from 86 to 127 liters), four 360-degree Silent-Glide wheels, durable Makrolon shell, easy-to-clean interior, micro-welded construction and bridge design for stability, internal corner protectors, foldable compression plate, 3-stage aluminum trolley handle, internal organization pockets, concealed GPS tracker compartment, adjustable TSA lock.