The three pole design of the Klondike series makes them very stable and the clip pin and ring construction makes them easy to erect. Fabrics are UV resistant Polyester RS, fully taped and with a heavy duty waterproof coating. Flooring is bathtub style heavy duty PE. Extensive front vestibules on all sizes. These are the perfect camping tent for the camper who is looking for quality and value. Side venting, power cord ports, and interior storage.