1.Lightweight Hiking Backpack: Ultralight packable daypack, can be easily fold up into a small pocket (Sandwich size), and is made with high-quality tear and water-resistant nylon. Unfold size is 19.3 x 12.5 x 8.6 inches, Fold size only 7.5 x 7.9 x 1.97 inches. The weight only 420g. 2.Keep Everything in Order: The large capacity and multi-compartment features are convenient and practical. It features one hidden pouch, one zipped front pocket, one main zipped compartment, and two side pockets. Durable SBS Metal Zipper and reinforcement at significant stress points further increase longevity. 3.Cable Hole and Internal Pocket: There are a cable hole and internal pocket on the side of the foldable backpack. It is convenient for you to place your power bank for charging. In addition, the side buckle can endure low temperatures of -40. 4.Wet Pocket Design and Breathable Shoulder Straps: One waterproof wet pocket is added to the main compartment. A zipper on the back of this backpack leads to the internal wet pocket to better separate sweaty clothes, towels, or other personal things after swimming or exercising. The s-shaped breathable shoulder straps are comfortable and lightweight, which release heat. Adjustable chest buckle fits anybody. 5.Packable and Multipurpose: This hiking backpack can be easily fold into its pocket for storage and unfold it when you need. Easily stored in your suitcase or luggage for use at the destination as an extra bag for the trip. This hiking daypack is the perfect companion for casual hiking, day trips, vacation, camping, traveling, overnight trip, shopping, family activities, etc. It will be an excellent gift for men & women, whether outdoor sports or daily leisure activities in or out of town. Product information: Weight: 420 g Unfold Size:19.3x12.5x8.6 in Fold Size:7.5x7.9x197 in Belt Adiustment Size:16-34.6 in Material:Nylon Brand:WATERFLY Color:Dark Blue Suggested Users:unisex-adult Style:Daypack Backpacks The product is designed and sold by WATERFLY Official Direct Store,providing after-sales service.