Trolley bag type of baggage hard shell suitcase approximate size xl suitable for adults colour silver capacity 87 litres weight 4 kg height 75 cm width 49 cm depth 32 cm wheels 4 wheel properties double wheels 360 rotating series samsonite starfire material plastic fabric specification makrolon polycarbonate inner material synthetic fiber material properties waterproof lockable integrated lock tsa lock combination lock main compartment fea