The britto collection shell is made of a polycarbonate composite, and is protected by a layer of clear coat paint that gives it a high gloss luster. Modern aluminum telescopic handle system, with push-down locking for easy, single-hand use, and cushioned tpr grip for comfort. smart wheels are larger in the rear for greater control and smooth movement. Britto collection has a fully lined interior customized to compliment the shell art, clear-view multi-use organizational pocket for ease of packing that also doubles as a divider, keeping your items secured. Built in travel sentry tsa accepted 3-digit lock allows baggage screeners to open your luggage for inspection, and relock for your security.