• Uniquely shaped to fit in a bucket or round coolers ;• -2? phase-change material inside keep food and drinks at their coldest ;• 4.5 lbs. for long-lasting cold;• Diameter is just over 10 in. and fits ideally in standard 5 gallon buckets;Length: 1.85"Width: 10.13"Height: 9.00"Note: Product cannot ship air;