Flat-top design provides more storage capacity for tall, bulky items, plus a large work surface for jobsite plans;Recessed and concealed lock protector inhibits forced entry and corrosion to lock;Channel reinforcements on lid, lock side panels into lid for added security when closed;Hinged lower shelf allows for easy storage of larger objects;Angled handle recess prevents pinch points;Reinforced high-strength shelves;Continuous, non-removable hinge pins help prevent theft;Side-wall storage;Strategically located, easily accessible, durable gas springs provide for ease in opening lid;Double hinge cover folds up and out of the way;New angled 3-1/2 IN high support skids feature threaded holes for easy caster installation;Patented, ergonomically designed fold-down recessed handles;Recommend #1 and #5 Masterlock padlocks or equivalent