ROCKBROS Waterproof Cooler Bag Backpack 20L Insulated Lunch Bag

Original title: ROCKBROS Kühltasche wasserdicht Rucksack 20L Isolierte Lunchtasche

Excellent cooling performance: Keeps cool for up to 48 hours. After a 30-degree indoor test, the temperature rises from -3°C to 3°C after 48 hours. Made of thickened, insulating 840D nylon on the outside and 420D polyester on the inside. Large capacity: 20 L. The cooler bag can hold up to 36 cans. 100% waterproof: Made of 100% waterproof material and airtight zippers. The material is durable, heavy-duty, and easy to clean. External suspension design: We have designed two additional webbed straps on the side of the cooler.