These gel ice packs from top brands like Igloo and Yeti will keep perishables in your cooler or lunch bag cold for a long time.

Cooler ice packs keep food and drinks cold for longer without the mess. And they’re reusable, which saves you money in the long run. I recently tested eight ice packs for cooler ...

If you’re looking for a nontoxic option, a DIY corn syrup ice pack is a great alternative. The corn syrup will keep the pack ...