Traveler's Choice's Vulkan Luggage Collection is built to be tough, sleek, and smart. Impact-resistant 2-tone hard shell materials enhance durability. The suitcase features a brushed metal finish on top and a carbon fiber finish on the bottom with accented with a leatherette trim. Double coil burst resistant zipper effectively prevents the chain from being easily punctured with sharp objects under high pressure. USB port plug-in allows you to safely charge, anytime, anywhere. (Carry-on only).  Built-in TSA compliant combination lock by Travel sentry provides extra security for stored belongings. Multiple-stage retractable push-button handle system allows you to maneuver your bag with ease. Matching color 360° mobility dual spinner wheel system provide effortless maneuverability and stability. Fully-lined interior includes built-in laundry bag, center zippered pocket for accessories, large mesh zippered pocket and tie-down cross strap. Reversed expansion zipper open to give 25% more packing ability. Convenient top, side and bottom carry handles allow easy lifting.