【Oxford material】 ：Boys backpacks for elementary school with High quality oxford fabric water repellent fabric; does not fade, odorless, environmentally friendly and healthy. this can protect your inner things from drizzling. Suitable as a school bag for daily use and when traveling, Christmas presents, birthday presents, etc. Our schoolbag is perfect for young teenagers boy, girls, women, men. Multifunctional for school, university, outdoor, sports, camping, hiking excursion, travel. 【Ergonomic Design】: kids backpacks for boys ergonomic , Straps are adjustable and removable. You can adjust its length to fit your height and body construction. Ease of pressure on the shoulder, and the pillow with high permeability material, never have the sweat covered when you wear it for a long time.Classic and simple lightweight fabric backpack, fits school outdoor leisure beach. 【Classic Fashion】 ：Stylish Design Daypack, Robust zippers are very good at preventing slips, waterproof. Multiple pockets of the travel backpack help to organize the belongings inside, keep your bag tidy and clean, simplify your life, side pockets can be used for water bottles and an umbrella.