Emergency Water – Case of emergency water contains 64 packets of 4.225 ounces of water. Water has a 5 year shelf life. The packaging makes the water easy to handle. Each packet fits into any emergency kit, pocket or packpack. This is an excellent way to give water to children for easy carrying. If one is broken, it is a minimal loss. Each packet is vaccuumed sealed which gives the water a 5 year shelf life. Heat and Cold have no effect for storage purposes. Can be frozen and used as a cold pack.