Anti Theft Zipper This backpack have durable metal zippers to secure your backpack from theft and long-lasting usage. The zipper is more slippery than other brand and is hard to broken.Adjustable Shoulder Straps It has uniquely designed padded shoulder straps to ease the pressure on the shoulder. The shoulder straps can be easily adjusted, making you no worry about hanging low or high on your back. You will not feel uncomfortable even if you wear it for a long time.Front Pocket with ZipFront Utility Pocket for small items to quick access, such as wallet, keys, and other small items.Portable Pockets Two side mesh pockets for easy access essentials, can hold water bottle and umbrella.Expandable Elastic Side Pocket Expandable elastic side pocket high elastic for easier fastening. Can place phone, umbrella and water bottles.Perfect Gift Great gift for birthday and holidays for your family members and friends who like fashion, casual. This casual stylish backpack can be used for school, going out, shopping.Specification Material : - Material: Polyester material- Back: 100% polyester Size : 11.5(L) x 8(w)x 16(H)IN.Features Use: School, college, work, weekend getaway, traveling, hiking, camping, hunting, trekking, cycling and other outdoor activities, etc. Multifunction- It is a backpack for school, it is comfortable and helpful, You can not only use it to install the book, you can also use it to install learning and daily necessities, for example your cup or umbrella. -DAYPACK: Light-weight carrying and perfect for school, college, work, weekend getaway, traveling, hiking, camping, hunting, trekking, cycling and other outdoor activities, etc. When you climb or hike, you can put some clothes or water in the bag. It's also a perfect gifts for girls and women.