This 12ft high windmill is made from aluminum to insure you that it will never rust. The 30” fan blade turns easily on ball bearings giving you the enjoyable windmill that you have always wanted. Some assembly is required and a Phillips screwdriver, and a 3/8” wrench are necessary. This windmill stands 12 ft tall with a 41” square base. Ground anchors are included. Ships UPS. Some assembly required