HAWEEL Portable Foldable Waterproof Backpack Folding Bag 1. Lightweight and Portable: The foldable backpack can be folded into a sandwich size and placed into a compact bag, saving space in your suitcase. Perfect for day trips, camping, vacations, hiking, traveling, schooling and shopping. 2. High Quality Fabric: This small backpack is made of lightweight polyester fabric. The fabric is soft, abrasion-resistant, water-resistant, and tear-resistant, providing extra strength and long-lasting performance. It can effectively protect the contents of your backpack for a long time. 3. Large Capacity: Although this backpack weighs only 120g, it has a very large capacity. You can place PDAs, magazines, books, materials, food, water, clothes and other items wherever you like. 4. Durable and Comfortable: Ergonomic airflow soft padded back design and adjustable breathable mesh shoulder strap pressure relief design can effectively relieve shoulder pressure. It will not get your clothes wet during long hikes and will not make you feel uncomfortable even in harsh conditions. 5. Wide Range of Application Scenarios: Suitable for adults, young men and women, and the elderly, very convenient for travel, easy to use, suitable for most sports, such as mountain climbing, camping, hiking, hiking, cycling, fishing, hunting, skiing, mountain climbing, photography, outings and many more Other outdoor activities.