For example, you can line the inside of the box with aluminum foil or thermal liners before putting in the ice cream. Additionally, arm yourself with a towel big enough to cover the cooler.

To begin testing, I picked up two coolers, a shameful number of cans of soda, a thermometer and several large bags of ice. Here's what I discovered about performance, longevity, cooling capability ...

Walmart's Igloo IMX 70 QT Hard Sided Cooler is now $199 (regularly $300.) Its walls and lid are ultratherm foam-insulated to help ice last longer, and it features Cool Riser technology that ...