Osprey Ozone 18"/36L Wheeled Luggage 210D Nylon Shadow Box Made in USA or Imported Highroad LT Chassis: Ultra-light 6001 aluminum frame for strength and torsional rigidity. Easy Top Storage Access: Quickly access small items like your toiletries or a quick travel snack. Zip Panel Access With Lockable Zippers: Open the panel zipper to access the spacious main compartment where a series of carefully designed inner storage pockets line the periphery. Dual Internal Compression Straps: Two compression straps on the inside of the pack makes sure you are utilizing all the space possible.