All rods are finished from high quality iron with matte black texture, our sheep hooks are not only more stylish and elegant, but also less prone to scratching or rusting, the rods are 5/8 in. Dia. making our bets stronger than other 2/5 in. rods. The Y Shepherd Hook is designed with 5 extended claw seats, which remain stable and firmly fixed to the ground, even in bad weather, it will not be blown over by the wind. No tools required, just 5 minutes, just tighten each rod to make the hook secure, push the shepherd's hook post into the ground with your foot while holding it steady with your hand, the extension tube can be disassembled, so the height can be freely adjusted to 44 in. 60 in. 76 in. 92 in. and 108 in.