But they're fragile and may not last through numerous outings. Plastic, fiberglass or steel coolers are more durable and can take a lot of outdoor wear. Cold A block of ice keeps longer than ice cubes. Use clean empty milk cartons to prefreeze blocks of ice or use frozen gel-packs. Pack foods in reverse-use order.
First foods packed are last to be used.
In the car, put the ice chest in the passenger section. At the campsite, insulate the cooler with a blanket, tarp or poncho. Today's camper has many more food choices than the Daniel Boones of yesteryear. Advances in food technology have produced relatively lightweight staples that don't need refrigeration or careful packing. Carry items like rice or noodles in plastic bags and take only the amount you'll use.