Montana Canvas Outfitter Cook ShackThe cook shack overlaps your wall tent and instantly adds a full 12 feet in length. Make sure to select the right size cook shack that matches the width of your existing Wall Tent. Adds an additional bedroom, storage space, a mudroom, or an eating area to your wall tent. Cook shack has a zippered door at both ends and can be used as a standalone structure. Montana Canvas cook shack is 13' long. Overlaps your wall tent by 1', allowing for 12' of usable