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 35 litres weight 19 kg height 55 cm width 40 cm depth 20 cm wheels 4 wheel properties 360 rotating series samsonite firelite material plastic fabric specification curv polypropylene material properties waterproof lockable combination lock tsa lock integrated lock