Bestop 42637-01 Instatrunk Storage Box for 07-10 Wrangler JK including Unlimited with factory subwoofer Helps secure and safeguard belongings out of sight with weather-resistant seal Installs into cargo area behind rear seat for 2.7 cubic feet of enclosed space Measures 35 inches long, 11 inches wide, 11 inches high Made from 16-guage heavy duty steel with black, powder coat finish Locking tailgate secures trunk; no need for extra keys