Share 'What is in your survival kit?'

Reading the posts on Les Stroud got me thinking about survival kits. Have you ever had to use yours? What is in your set up? My kit is based on a 48-72 hour survival situation. I have a simple one in my gear that includes the following: -Contained in a small 4 X 5" Otter Box case (floats) -Magnesium fire starter -Cut up chunks of rubber tire -Nylon sutures (use to work in the medical field) -Ban…