If your 3 person tent is cramped with your climbing partners and all your gear , try the First
Light Tent Vestibule from Black Diamond to add 13 additional square feet to your alpine camp equipment. This vestibule, made of durable weather resistant material not only adds storage space for equipment but also acts as a weather barrier protecting equipment from bad weather. When it's time to head further into the desert after the predawn you will have a spacious area for storing equipment and preparing for the upcoming expedition.