Opto 3 collection offers refined design with clean lines. Its elegant gradient transitions give it a timeless aesthetic while the exterior polycarbonate shell provides durability and lightweight ease. The sand-textured surface is scratch-resistant and ensures confidence when navigating baggage carousels. With a large packing capacity and 1.5" expansion, this suitcase is perfect for those extra clothing items or souvenirs from your trip. Interior dimension - 29" L x 20" W x 13.5" H Exterior dimension - 31.3" L x 20.3" W x 13.5" H Product weight - 12.4 lbs Cases expand 1.5" for added packing capacity Integrated Transportation Security Administration (TSA) approved lock with patented EazyHook carrying system 360 degree dual spinner wheels with thermoplastic elastomer (TPE) compound tires and quality ball bearing mechanism ensures smooth, long lasting mobility on any surface Removable multi-purpose carrier Limited 10 year warranty