Big Agnes Vestibule Big House 6 – Orange/taupe – 6 Person. This optional Accessory Vestibule converts the Big House 4 & 6 tents from a simple structure to a cavernous escape from the sun or howling wind. Compatible with the 2020 Big House Series Tents. We will not mark merchandise values below actual value or mark items as’gifts’. US and International government regulation prohibits such behavior.