Trolley bag type of baggage hard shell suitcase approximate size m suitable for adults colour blue capacity 37 litres weight 24 kg height 58 cm width 35 cm depth 22 cm wheels 4 wheel properties double wheels 360 rotating series hauptstadtkoffer wannsee material plastic fabric specification abs inner material synthetic fiber material properties waterproof lockable integrated lock combination lock tsa lock main compartment feature flip ope