Trolley bag hand baggage type of baggage soft shell cabin trolley approximate size s suitable for adults colour black bag feature on board luggage iata norm capacity 39 litres maximum volume 45 weight 19 kg height 55 cm width 40 cm depth 20 cm maximum depth 23 wheels 2 wheel properties 360 rotating series roncato ironik material synthetic fibre fabric specification polyester inner material nylon material properties water resistant