Lightweight: The lightweight packable backpack is about half the weight of a mobile phone, being folded into its inner pocket for storage and easy to open when needed. Unfolded size: 10.2 x 7.9 x 17.7 inches, folded size is only 3.9 x 3 x 7 inches
Waterproof & Durability: The waterproof backpack is made of waterproof fabric, IPX4: This rating offers protection against splashes of water, making them suitable for workouts or light rain. Heavy duty upgraded zippers and enhanced major stress points provide long-lasting durability against daily activities
Large Capacity & Multiple Compartments: Hiking backpack with 20L capacity and 3 compartments. The carry on backpack featured a wet compartment for separating dry and wet items
Survival Whistle: Equipped with a survival whistle on the shoulder strap, it is an essential item for your survival in dangerous outdoor situations
Tips: Before traveling, you can put this collapsible bag in your pocket or suitcase, and when you buy more goods on the way, this large-capacity foldable airplane backpack will show its value
