TUGUAN Insulated Cooler Backpack 28L Leakproof Cool Bag Rucksack Double Deck Bottom Thermal Compartment Picnic Backpack for Lunch, Beach, Camping28L Insulated Cooler Backpack: 12. 6''x7. 9''x16. 9'' 32cm x 20cm x 43cm; 1. 72 pounds 780g, the refrigerated compartment can store 16 cans of beer. If ice cubes are placed, the amount of beer will vary with the number of ice cubes. Room temperature compartment capacity is 18 Cans. Picnic backpack is only suitable for standing. Beach Backpack Cooler Function: Besides used as excellent thermal backpack, it is also a perfect lightweight gear for travel