Trolley bag type of baggage hard shell suitcase approximate size l suitable for adults colour grey capacity 77 litres weight 26 kg height 69 cm width 47 cm depth 29 cm wheels 4 wheel properties 360 rotating series samsonite firelite material plastic fabric specification curv polypropylene inner material synthetic fiber material properties waterproof lockable integrated lock combination lock tsa lock main compartment features flip open m