LASTING COLD - Our ice packs for coolers are designed to keep your favorite foods and soft drinks cold for 24 to 48 hours. With a phase change point of 18° F, they'll stay colder and last longer than ice VERSATILE - Each of our all-purpose 10" x 10" cooler ice packs can replace 3lbs worth of traditional ice, leaving more room in your cooler for food and drinks. These medium-sized reusable ice packs are designed for use with cooler backpacks, insulated beach cooler totes, picnic baskets, and most medium or large camping coolers EASY TO USE - Filling our thin reusable ice packs is easy freezy! Simply add water once using the included funnel, shake, plug, screw the cap on & freeze until ready to use. Nylon-reinforced for durability, just prepare once to re-use over and over ON THE GO - The perfect sidekick to every outdoor adventure, these thin freezer packs will help keep food fresh when camping, hiking, or scouting for any traces of the Yeti THOUGHTFUL GIFTS - If your loved one is an outdoorsy type, you’ll want them to have everything they need when they go off-grid. Our reusable ice packs for coolers are essential camping gear for anyone planning a getaway!