It is a sensible idea to change the food and clothing in these kits every 6 months, when you switch the clocks back or forward perhaps. This is especially true if you have small children as they out-grow them so quickly. Woven Thermal Blanket Separate nylon bag with tent. The Ice Cream bucket can be used for a porta potty if needed. Even if you live in warm areas of the country or world, you still need warm clothing in case of rain and winds.
People get very chilled if wet and under stress.
Be sure to personalize your bucket with items that fit your family. Also have enough items for each family member split among several buckets being sure enough people will be able to grab and carry them quickly. The Red Cross has some valuable information on 72-Hour Kits that are worth checking out also.