The Ten Essentials for Outdoor Adventures

1. Navigation (map & compass)
2. Sun Protection (sun glasses, sun screen, lip balm)
3. Insulation (extra clothing)
4. Illumination (flashlight or headlamp, spare bulb & batteries)
5. First-Aid Supplies (gauze, tape, etc.)
6. Fire (firestarter, matches, lighter)
7. Repair Kit (knife, duct tape, tools, spare parts)
8. Nutrition (extra food)
9. Hydration (extra water, water purification)
10. Emergency Shelter (tarp, garbage bag)

 

Found here: http://help.mountaineers.org/kb/questions/what-are-the-ten-essentials