Navatiee Wagon S2 is roundly upgraded with a more stylish appearance, less effort to operate, and achieves a perfect balance between large capacity and small folding storage space. The wagon S2 will make your eyes shine, because we pay attention to every detail and only want to bring buyers the best shopping experience. Sturdy Frame Construction : Equipped with high quality heavy duty alloy steel frame to load up to 220lbs and storage capacity up to 4 cubic feet. The spacious interior volume and surprising loading capacity are overall performance upgrades compared to other wagons. Double Bearing Design : Built in double bearings to ensure a max load capacity, which can roll smoothly and with less effort and have a strong maneuverability enough to keep its goods intact over mud, grass, bumps, and curbs. At the same time, we adapt the design of double bearing to prolong the life and performance of the wheels.