a container for disks has an improved latching mechanism . the container comprises a cassette with sidewalls with slots for holding disks in an axial arrangement , two opposite end walls each have a u - shaped recess extending downwardly from the open top , a top cover with a rectangular top portion and two end portions extend downwardly to cover the u - shaped recess . the top cover latches to the cassette by way of a latching mechanism which includes a living hinge , an extension portion , and a hook portion all on each end portion . the hook portion cooperates and engages with a cooperative catch member on the cassette . the extension member is under tension to secure the top cover in place . in an alternate embodiment , recesses on the extension portion connect to nubs on the cassettes or on the bottom cover to secure the top cover in place .