The ARK III provides just that: Enough food and water to sustain one person for up to three days, and a compact, lightweight emergency blanket for shelter. The food is Mainstay® Emergency Food Rations, a good-tasting ready-to-eat bar that contains essential vitamins and minerals, and provides nine servings for a total of 3,600 calories. The Water is also Mainstay: 6 pre-measured 4 oz air tight sterilized packets that withstand temperatures from -40 to +230 degrees F. The Blanket measures 53''/135cm x 82-1/2''/210cm and retains 90% of body heat to offset hypothermic reactions. Food and water are Coast Guard approved, and have a 5-year shelf life. The ARK III is an easy and inexpensive way to be prepared for natural disasters, and is appropriate for aircraft, watercraft, automobiles, and homes. Especially useful for those living in areas prone to floods, hurricanes, earthquakes and tornadoes! Package measures 11''/28cm x 6-1/4''/16cm x 2-1/2''6.4cm. Weighs 3 lbs / 1.4 kg.