Foldable Hiking Bag Foldable Backpacks Ultralight Adjustable Waterproof Large Capacity Hiking Backpack Packable Backpack For Men Women Outdoor HikingDurable material: The foldable backpack is made of high-density polyester, which is wear-resistant and waterproof, and can effectively protect the contents of the bag. Lightweight and practical: the fabric of the bag folding backpack is lightweight and weightless, making it easy to travel. Side water bottle pockets are attached with hooks for flexible disassembly. When the mountaineering bag is not in use, the water bottle bag can also be used as a storage bag to store the mountaineering bag. Foldable design: the mountaineering bag can be folded and stored, which does not occupy space and is easy to carry. It can be placed in any place like a travel bag, carry-on or the corner of a suitcase. Large Capacity: The hiking backpack has many compartment pockets ,which can store a large number of items, such as 15.6 inch computers, mobile phones, tablets, power banks, clothes, umbrellas, etc. Its capacity can meet different needs of output capacity, and you only need a backpack to travel. Breathable shoulder straps: The shoulder straps of this backpack are designed with comfortable and breathable mesh fabric, which has the function of decompression and shock resistance, which is easy to carry and relieve fatigue.