This ice pack from KAV keeps your cooler bags freezer cold for much longer. The simple-to-use freeze blocks keep your food and drink cool and fresh for many hours, even on hot summer days. These strong ice cubes are easily reusable. Simply place them in the freezer overnight to have ice-cold freezer blocks the next morning. The long-lasting material is simple to clean with water or soap. The cold compress can also be used to treat injuries, discomfort, swelling, and inflammation caused by injuries and other disorders such as arthritis, or as an alternative to ice blocks. Ideal for lunch boxes, sandwich bags, cool bags, cooler boxes, hiking, camping, picnics, and keeping your food and drinks cool during the summer. Our reusable ice pack can be used thousands of times without freezing and wasting valuable water. After each use, simply refreeze the bricks. Features: Can be used thousands of times without freezing and wasting water Keep your food and beverages cold and fresh Uses long-lasting gel Keeps freezer cold for much longer Easily reusable Easy to clean