[Oxford material]: School backpack for boys and teenagers with Oxford fabric Water-repellent fabric; does not fade, odorless, healthy. This can protect your inner things from drizzling. Suitable for teenagers as a school bag for everyday use and when traveling, Christmas gifts, birthday gifts, etc. Our school bag is perfect for young teenagers, girls, teenagers, women, men. Multifunctional for school, university, outdoor, sports, camping, hiking [School bag set + shoulder backpack visible]: These school backpacks and sling bags are equipped with high-quality reflective material. They are always clearly visible in the dark. After the school backpack absorbs natural or reflected light for about 15 minutes, the children's satchel lights up the pattern for about 4-6 hours at night or in the dark. It keeps you safe when you jog, walk and cycle at night. [Ergonomic design]: school bags for boys ergonomic, straps are adjustable and removable. You can adjust its length to suit your height and body construction. Ease of pressure on the shoulder, and the cushion with high permeability material, never have the sweat covered when you wear it for a long time. Classic and simple lightweight fabric backpack, suitable for school outdoor leisure beach - [Unique Fashion]: Fashion design, what's more, backpacks are designed by our Asge brand designer, unique in SHEIN. Robust zippers are very good against slipping, waterproof. Several pockets of the student backpack help to organize the things inside, keep your bag neat and clean, simplify your life, side pockets can be used for water bottles and umbrellas. [Nice Service Guarantee]: 24 hours to reply to all messages, if you are not satisfied with the purchase, we will be available to you at any time, you will receive a replacement or a refund. Please allow little color difference due to the different camera or light environment. And please allow 1-6cm error due to manual measurement.