Water is the most essential component of any emergency kit. Datrex Water Packets uses a complex filtering and packaging process to insure their water sachets are safe for 5 years in even the harshest conditions. Each sachet contains 125mL of water. Perfect for rationing. And the strong, yet lightweight polymer foil sachets store easily. All with the added comfort of sipping from Capri-Sun style foil. Package of 64 contains 8L of water.