Trolley bag hand baggage type of baggage hard shell suitcase cabin trolley approximate size s suitable for adults colour silver bag feature on board luggage iata norm capacity 42 litres weight 32 kg height 55 cm width 40 cm depth 20 cm wheels 4 wheel properties 360 rotating ball bearings series hauptstadtkoffer alex material plastic materialspezifikationen abs polycarbonat material properties waterproof lockable combination lock integra