EXTENDED SCHOOL BAG: This school backpack is stylish, simple and casual, designed for teenagers aged 10-24, it is the first choice for school Giano, Christmas gift. PREMIUM QUALITY FABRIC: This backpack for teenage boys is made of high-quality waterproof nylon material, which protects the items inside the backpack from getting wet. FINE STITCHING and smooth zippers make the school backpack durable. LARGE CAPACITY: The size of the school backpack for boys is 33*20*49 cm (width * height), which can hold about 32 liters of items. Multiple compartments can organize the transport of 15.6 inch, A4 paper, books and other office supplies. Hidden zipper pocket on the back for mobile phones and other items. EASY TO CARRY: The back of the boys' backpack is equipped with horizontal straps, which allows the youth school backpack to be attached to a suitcase or trolley and the load can be carried on the shoulders. It can be used as a school backpack for primary and middle school boys, a travel backpack for teenagers, a casual daypack for adults, a laptop backpack for children, etc.