Description of Black Diamond Lighthouse Vestibule Experience a vestibule that designed to connect smoothly with the Lighthouse tent. The Black Diamond Vestibule adds 13 square feet to the Black Diamond tent. Door keepers features barrel lock and loop to keep fabric snug in place when stowed away. A wonderful roomy addition to the Black Diamond Lighthouse tent. Features: Waterproof silnylon, a silicon-impregnated nylon ripstop Vestibule clips fasten securely to tent for easy set-up Door zipper can be used for tent ventilation 7075 aluminum poles for support 2 stakes Silnet and applicator syringe