Trolley bag hand baggage type of baggage hard shell suitcase cabin trolley approximate size s suitable for adults colour blue bag feature on board luggage iata norm capacity 41 litres weight 29 kg height 55 cm width 40 cm depth 20 cm wheels 4 wheel properties double wheels 360 rotating series delsey belfort material plastic fabric specification polypropylen inner material polyester material properties waterproof lockable combination lo