Product Material: Nylon Size: 28 * 20 * 42 cm Capacity: 20 L or less Opening method: zipper Color: orange, black, dark blue Quantity: 1 piece Package content: 1 piece * storage bag 1. Perfect Gift Various colors are available for you including black, orange, dark blue. You can choose according to your personal preferences. A practical backpack for travel, day trips, family vacations, hiking, school, camping and shopping. Also a perfect gift for your family and children. 2. Strong material sturdy zipper: Made of high quality waterproof and tear-resistant nylon material, scratch-resistant (it looks wet on the outside, but everything is dry on the inside). Two reinforced metal zippers for main pocket ensure durable and long lasting performance. 3. Foldable Portable: Practical and easy to stow away in other items of luggage. For a long journey packed in its own zippered bag, as a replacement for a shoulder bag, perfect for the onward flight. 4. Widened Breathable Mesh Shoulder Straps: Ergonomic design of 2 adjustable breathable shoudler straps up to 5 cm to meet different needs for all persons, symmetrical distribution of shoulder weight. Easy to adjust the length and lock firmly. 5. Desirable and lightweight: Perfect for flying, traveling or shopping. Light, comfortable and big enough for a daypack and compact with water bottle holders.