Materials: This backpack is made of excellent nylon fabric, it is waterproof, wearable and durable. It can perfectly protect books inside the bag from getting wet. It also is not easy to be stained and easy to clean.
Unique Design: Equipped with 2 wheels,which can make it easy to adapt to terrain. Very practical and convenient.
Popular: Perfect designed for your childrens. Pink for girls,Black for boys. The look would be very attractive to girls,especially primary school students.
The Rolling Backpack can be steadily installed on the trolley and this trolley has wheels that can be lived up to climb staircases, thus to free students from the heavy schoolbag.
Main Features: 1.The trolley part of the backpack is detachable so you don't necessarily have to use the wheels if you don't want to. 2.You can go up and down the stairs and the wheel within the wheel actually turns making it very easy to go up. 3.Ergonomically designed breathable back and shoulder strap are made of ventilate material, can efficiently decrease crash impact and soft carry. 4.Design with a velcro in the back of backpack. You can stick the end of strap here when pulling with rod. 5.The trolley can be folded flat against the handle part for inside a school locker when not in use.