Specifications:Color:Black Shell Material: ABS 2.5MM thickInside Material: 210D Oxford clothInternal capacity: 39L Item Weight:2.6kg/5.7lbsProduct size: 23x37x57cm 8.8"x14.5"x22.4"Expanded size: 27x37x57cm 9.5"x14.5"x22.4'Tie rod length: 1 section: 29.5cm 11.6" 2 sections: 50cm 19.6"Internal size: 48x34.5x24cm 18.8``x13.5''x8.6'' Features:Made of extra-thick ABS (thicker than the competition) for enhanced strength and durability.Protective hard shell with scratch-resistant finish; made of extra-thick ABS (thicker than the competition) for enhanced strength and durabilityExpandable for the luggage carrier offer 15% extra packing space . Wider aluminum trolley handle with sturdy grip, telescoping at multiple stages makes it easy and smooth whether to roll the luggage or store it in car trunks or closets.4 double spinner wheels ensure smooth-rolling mobility in any direction