LALPHA Soft Cooler Box 30L Insulated Bag 2 Upper and Lower Tiers Dual Cooler Bag Outdoor Camping UG-530

The upper tier is approximately 10L, the lower tier is approximately 20L, and the total size is 30L, making it easy to handle. A shoulder strap is also included for convenient carrying. After use, it can be folded compactly. The side part is expandable as you can hang a carabiner or attach a MOLLE standard case. Size: 400 x 260 x 310 mm (H) when unfolded When stored: 400 x 260 x 125 mm (H) Weight: 850g Capacity: Approx. 30L Material: Nylon main body, tarpaulin bottom Cold retention power: [Outdoor] Approximately 6-8 hours, [Indoor] Approximately 10-12 hours