Last year on a hunting trip to Maine in October a member of our group had a new "YETTI" cooler. He had been out there beyond electric power for about two weeks and his cooler still had about 90% of th...
I have an old Gott I took over from my mom and dad that has 3 screw in freezer packs. The cooler is huge I always pre cool it and then put in a ice block the last thing that goes in is the ice packs. While up camping I just rotate the ice packs in the freezer one at a time over night and usually still have ice left when I get home.