Our ECO-FRIENDLY Innovative Reusable Ice Cubes. Surrounds food in cold ice but without the mess! Use for one large hard cooler or divide them up for your smaller coolers and lunch boxes. 45 Cubes per pack provides ample cooling for three - 6 can coolers or two - 12 can coolers or one 18/24 can cooler. Great for summer, beach and back to school. Contains purified safe water - so it is safe for the kiddies! Also great for keeping bottles cold for the baby or beer cold for the game. Perfect for personal soft and hard sided lunch boxes AND for medium/large ice chests and coolers. Great for picnics, parties and outings! Safe for children - Great for lunch boxes!!! Perfect for keeping food cold and can additionally be used for first aid. Filled with Laboratory certified water - cleaner and purer than drinking water 8-12++ hours of cooling, 2 lbs Reusable Ice equivalent to 4 lbs of ice. Freeze and use! Lasts 30% longer than ice - melting water insulates ice increasing cooling time. Can also be used in drinks without diluting the drink! Simply wash with soap and water after use, then refreeze. Contains 45 2" x 2" x 1/2" ice cubes.