Material: High quality and thickened nylon material, is polyester, durable, anti-scratch, splash-proof and waterproof,easy to clean.
Backpack Size: The rolling backpack with durable Rubber solid 6 wheels design, sliding fast, not stuck, wear-resistant, also suitable for climbing stairs.
Comfortable: 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.
The Rolling backpack can help Students to reduce load, The trolley has three level height and can be adjusted freely which greatly meet your children's needs.