Slide in an already cold 24-pack case of beer or seltzer to keep your drinks cold for up to 7 hours- no ice. Perfect for tailgates, barbecues, and golf outings. Made for convenience, just slide a case (cardboard and all) from fridge to cooler. Enhance performance with our Beer Block ice pack. Extremely lightweight and comfortable to carry. Unique, stylish design is a talking point at events. Compact design minimizes air flow and helps your drinks self-insulate.