1. Material: Food standard PP. 2. Capacity: 4L. 3. Single unit weight: 0.7kg. 4. Carton size: 51 x 39 x 36cm, 8PCS/CTN. 5. G. W.: 6kg 6. Cold retaining: 1 days 7. Product feature: 1)Double layer insulation design, using for deposit fruit, food and canned beverages. 2)Easy to carry, necessary for outdoors travel.