This tent will keep you dry, warm, and alive in an emergency situation. It is made of waterproof and windproof polyethylene material. It is compact, lightweight (8.7 oz), and easy to set up. If you're in a situation where there is no place to set up tent, this 8' x 5' Mylar tube tent can be used as an emergency sleeping bag, space blanket or thermal bivvy. A 20 ft paracord and an emergency whistle are included, as well as a nylon stuff sack for storage.