With a Micro-Ballistec exterior that's as durable as it is lightweight, lined interior, and expandable main compartment, you'll be able to pack anything you need for your next adventure. The Helium Sky collection includes suitcases, a carry-on, garment bag and even a trolley tote. So no matter what your travel needs are, Sky has you covered. And Delsey stands by its Sky line with a 10 year limited warranty. Whether you're traveling by land, sea or air, your luggage should be the last of your concerns. With the Delsey Helium Sky, there's nothing to worry about.