With a load capacity of 330 lbs the Wagner Large Square Aluminum Plant Caddy is heavy-duty and is perfect for your sizable plants or small trees. Solid rust-free diamond plated aluminum caddy is 18.5″ square with tapered edges that work great from drainage when used outdoors. Dimensionally-stable load surface of 17.7″ X 17.7″. Durable caster wheels work best with soft floors such as carpet or cork. Ribbed surface design prevents heavy pots from slipping during transport. Suited for use in protected outdoor areas do not permanently expose to humidity. Made in Germany. The Wagner company located in southern Germany near the Black Forest has earned a reputation for exceptional quality. With over 40 years experience in design and manufacturing their products are rigorously tested for quality safety and durability.