Trolley bag hand baggage type of baggage hard shell suitcase cabin trolley approximate size s suitable for adults colour grey bag feature on board luggage iata norm capacity 43 litres weight 23 kg height 54 cm width 40 cm depth 20 cm wheels 4 wheel properties 360 rotating series delsey helium materials plastic synthetic fibre material properties water resistant lockable combination lock tsa lock integrated lock main compartment feature