1. Steel 2. Think Outside the Box: This rolling cart has endless potential: load it up with fancy gifts and cake for your anniversary candlelit dinner, place some herbs and succulents for a mobile garden, or use it as a bar cart for a summer cocktail party. 3. SturdyMeetsSpacious Look: The stable steel frame, wellmade parts and adjustable shelves provide a strong and spacious storage solution for you, allowing you to fully utilize the vertical space; each tier holds up to 22 lb. 4. A Mobile Station: 4 heavyduty casters with 2 brakes on the storage cart effortless mobility from one place to another around your room or office even when fully loaded, making your life easier. 5. Easy as Pie: Always having trouble assembling furniture with various screws? Not this time. Apart from attaching the wheels, no screws or tools are involved; simply follow the detailed instructions, and you'll get it set up in no time.