Description: Description: Large Capacity: This cooler backpack has multiple compartments, and small compartments are reasonably for clearer and more organized storage. Can hold up to 36 cans(250ml), 12 beers(600ml). Design: Three layer constant temperature, keeps beverages cooling. With night reflective strip, more convenient. Material: The cooler bag is made of polyester material, hot pressed EVA process, waterproof and leakproof, easy to clean. Airtight zipper: Waterproof zipper can effectively reduce the speed of energy loss and keep warm and cold for a longer time. Applicable: An essential cooler backpack for daily lunches, picnic, gatherings, hiking, camping, fishing, outdoor activities, etc. Specification: Material: Polyester Size Chart: 31x25.5x42cm/12.20x10.04x16.54 inch Package Includes: 1 Piece Cooler Backpack Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping! Specifications: Material: Polyester Size: 31x25.5x42cm/12.20x10.04x16.54 inch Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping! Package included: 1 Piece Cooler Backpack