Victorinox Avolve 20x Extra Capacity Expandable Wheeled Carry On, Graphite, 20 Comfort grip, one-touch dual trolley handle system locks into two different positions to accommodate travelers of various heights Four-wheeled castor system adds stability and produces zero weight-in-hand when rolling upright Spacious main packing area, front u-shaped pocket, top and side zippered pockets 9 lbs Lifetime warranty