"Maximum secure storage in the rear of your Jeep! With the rear seat removed, the Extendatrunk offers you 12.5 cubic feet of lockable storage and best of all, it doesn't require extra keys! Its quick-open lid provides you with convenient access to your valuables and removes quickly for carrying oversized loads. Extendatrunk is water-resistant and easy to install with no drilling required and uses your original seat hardware to secure it in place. Add the Cage and you almost double the amount of secure, lockable storage space available. The Extendatrunk Cage mounts to the top of the Extendatrunk in less than a minute with absolutely no drilling and can be removed as quickly as it is installed."

(taken from the Bestop Website: www.bestop.com)