Comprehensive: A good first aid kit should contain a variety of supplies to treat cuts, scrapes, sprains, burns, and other common injuries.
Compact and Portable: First aid kits should be small and lightweight enough to carry around easily, whether in a backpack, car, or in the home.
Durable Case: The case should be sturdy and durable to protect the contents from damage. It should also be waterproof to keep the supplies dry.
Easy to Use: The contents of the kit should be easy to use, even for people without medical training. This often includes simple instructions for use.