Amazon.com : BAGPARKK Hiking Backpack,Large 35L Travel 。? HOT ITEM ? ?Premium & Durable：BAGPARKK lightweight hiking backpack is made of high-quality tear and water resistant nylon fabric,Two-way metal zippers and the extra strength provided by double-layer bottom piece and enhanced by bar-tacks at major stress points provide long-lasting durability against daily activities ?Foldable & Lightweight：The Foldable backpack weighs only 0.88 pounds and can be easily folded into a small one for storage. The folded size is only 7×6×2inch, which is not bigger than a book and takes very small space.To avoid overweight charge, simply unfold from your checked bags and use it as a carry on for your excess baggage ?Multipurpose：This large capacity backpack provides enough space for outdoor travel, camping, hiking, day trips and shopping. The main pocket is Large enough to hold books and clothes. An inner zippered pocket is a perfect place for travel essentials such as cash, credit cards, and passport. Two large sides mesh pockets for water bottles or umbrella ?Elaborate Design：Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. The camping backpack is printed with reflective signs. And chest buckle designed as a survival whistle for quick and easy use in case of emergency.The sides of the backpack have elastic that can hold two sets of trekking sticks or adjust the webbing according to needs. A must have for sports , hiking and camping. Fit for men and women