Parasol base D40cm/20kg. The parasol base is made of granite and polished. The length of the stainless steel fixing pipe is 30cm. The end of the pipe has 3 plastic rings D35/38/48mm. Choose a ring that fits the size of your parasol pole. STORAGE: at the end of the summer season, we recommend storing parasol base indoors. Use a cool, dry, well-ventilated room for storage.