Made from high-strength iron, not easily deformed Easy to move or not exchange where you want indoor or outdoor, then lock get stable, after lock it will be not move Bottom diameter: 10.2"; Opening diameter: 11.8", Hight: 1.57"(Not include wheel height). Caddy makes it easier to move large planters, Max capacity: 110lb This Plantcaddy with wheels is indispensable, durable and attractive. Can be widely used indoor and outdoor for moving garden pots, heavy plants, large potted trees, large vases and much more. WHAT YOU WILL GET: 3 x Plant Caddy Pallets, 12 x Universal Wheels (3 x Locking Wheels +9 x Normal Wheels)