What We Learned
Ice packs promise to keep your cooler cold without the hassle and mess of dealing with cubed ice. Most of the packs are filled with nontoxic chemicals, some of which are supposed to stay cold for a prolonged period of time.
To find the best ice pack, we selected eight models priced from $3.49 to $29.99. If a manufacturer offered multiple sizes of a product, we chose the largest a...