With polycarbonate composite exterior and aluminum corners, the 4WD Metallica Business Case is the perfect accessory for any business person on the go. Its lightweight exterior adds ease and comfort to your everyday use, while the removable filing system facilitates simple organization and extra packing space. Internal lightweight telescoping handle system with push-down locking allows easy, single-handed use. Two large diameter wheels provide smooth and effortless movement for your life on the go, Removable accordion-style file holder transforms your business case into an overnight bag with ease. Removable checkpoint-friendly notebook soft case and accessories bag keeps your belongings organized. The four aluminim corner shells add extra sophistication and durability to the bag. Built-in travel sentry TSA-accepted lock on select models allows airport security to inspect your bag without damaging the locks. 7 Year Worldwide ‘Better Life’ Warranty. Dimensions: 16" x 15.75" x 9.5".