Leaper Outdoor Ultralight Waterproof Travel Backpack Foldable Shoulder Bag Daypack Material: High quality water-repellent nylon + Smooth Zipper. This outdoor travel backpack is made of soft, durable, rip and water resistant nylon fabric, and it is ultra lightweight (about 0.66lb) and packable. Stress points are reinforced with bar tacking for increased longevity. Durable 2-way Abrasion Resistant SBS Metal Zipper across the backpack. Open size: 10.2* 8.3* 17.3 inch (L*W*H); Folding Size: 5.1* 5.1 inch (L*H). It is a medium size travel bag with 25L volume. The travel shoulder bag is well organized. It features a classic shape with several pockets for storage and organization. This backpack has a roomy main compartment, one front zipper pocket to hold small accessories, one internal security zippered pocket for valuable items and two side pockets for water bottle or umbrella. A true space saver. Stuff the bag into its own pocket for storage---no extra fees, and unzip it when you reach your destination. Avoid overweight charges, simply unfold from your luggage and use it as a carry on for your excess baggage. This backpack is multifunctional. It can be used as a casual daypack, travel backpack, outdoor rucksack for hiking, cycling, camping, trekking, Mountain climbing for men and women. It is also an ideal gift for everyone. Leaper backpack is made of high quality water-repellent and tear-resistant Nylon Material. Offers smooth sturdy zippers for better performance, and easy close/open. Adjustable and breathable padded shoulder straps for carrying comfort. Easy to folds up into small pocket. So you can easily pack it in your suitcase for use at their destination as an extra bag for the trip. Open size: 11.8* 5.9* 17.3 inch (L*W*H) Folding size: 6.3* 6.3 inch (L*H) 1 main zipper pocket 1 front zipper pocket for quick access such as guide books and smartphones 1 inner zipper pocket for valuables such as cash, credit cards and keys 2 side pockets for water bottles or umbrella Multi-colors, patterns and size available Please refer to the measurement. Tiny measuring error is allowable in normal range. This backpack is multifunctional. It can be used as a casual daypack, travel backpack, outdoor rucksack for hiking, cycling, camping, trekking, Mountain climbing for men and women. It is also an ideal gift for everyone. There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.