High density nylon, lining is polyester, durable and wear-resistance, effectively prevent scratches and tears, adjustable and removable aluminum alloy pull rod, noiseless and durable wheels.

Concise front bag, fine classification in bag, on both sides of elastic net, and the main pocket with inner compartments, a convenient feature to keep personal belongings organized and keep track of them.

The school bags using 6-wheel design makes it much easier to climb stairs, the wheeled trolley hand can be separated use, firm plug buckle connected pull rod to the backpack.

The shoulder straps and back are made of thicken padd which is comfortable and breathable, adjustable shoulder straps and sturdy handle offer you comfort carrying for a long time, relieve the stress of shoulder. You can use the backpack with the trolley together or just use it separately.

Large capacity design makes most of children's daily necessities loaded, meet children's needs! Your kids will be like it!light weight, easy to take and pull, give children a better feeling, multiple colors available, best choice for kids!