They can be filled with water or sand for better strength and stability. The edges are rounded to ensure better protection and avoid any risk of injury. Solid base for setting up a parasol. It is made of iron materials, is durable and wear-resistant. It does not take up space and is easy to carry and use. For more strength and stability, they can be filled with water or sand. Practical holder for umbrellas of different sizes - for use on the beach or in the garden Stable and durable: The bronze ground spike is extremely robust and durable - grub screws for fastening Easy to use: The umbrella stand can be easily screwed into the ground Perfect for the beach: the lightweight parasol The stand is the ideal beach companion - after use, simply remove it from the sand with the handle