Dakota Fields 4160FFA431894FD68409E29F8CD3EDDB is made of steel and it is galvanized as well; it makes the spike rust-free, corrosion resistant, waterproof, robust and assures the durability; ideal to be used in the garden, lawn or any place outdoor. Our Strong and sturdy galvanized metal 4160FFA431894FD68409E29F8CD3EDDB is a multi-fit spike with height 385mm, perfect to be used with rotary Airer or other standard poles that have 32mm, 38mm, and 50mm diameter. Galvanized steel Our ground spike is manufactured with premium steel and galvanized coating to make it rust resistant. Perfect for all weather conditions such as rain, snow, and hails. Multipurpose Use this versatile spike as a bird feeder spike, parasol base, umbrella, and as flagpole spike depending upon the pole size. Firm Grip Flatiron galvanized washing line spike has crossed ends which makes it easy to install in the ground. Hard and sturdy steel stays firm and does not move from its place.