Our award-winning Flex luggage is designed with a wraparound expandable zipper for extra packing space when you need it. The Medium Flex is our midsize checked suitcase, perfect for long trips (1-2 weeks). With a Flex feature that expands for an additional 1.75" (4.5 cm) of space, you'll never have to worry about making it all fit. Plus, this hardside suitcase offers the same thoughtful details as our classic luggage, including interior organization, 360° spinner wheels, and more.Room to pack it all—and a little extra. The Medium Flex is our midsize checked suitcase, sized for trips lasting 1-2 weeks and designed to give you more flexibility when your plans (or packing list) expand.The wraparound Flex expansion zipper adds 1.75" (4.5 cm) of extra space, so you can easily fit bulkier items or bring home souvenirs without the squeeze. Inside, smart interior organization and our signature compression system keep everything neatly in place and help maximize every inch of packing space. The durable hardshell protects your belongings throughout the journey, while smooth 360° spinner wheels and a sturdy telescopic handle make navigating airports and city streets feel effortless.