Description: Water or Sand Filled Umbrella Base: This umbrella base is sturdy and stable, and can be filled with water or sand. Premium Material: The patio umbrella stand is made of waterproof HDPE material, which is wear resistant, sunproof, wind resistant, and stable in strength.Suitable for Umbrella Pole: The fillable umbrella base is suitable for most umbrellas, and ensure it fits tightly and stably to your umbrella.Easy Assembly: The weighted umbrella stand is easy to install just, install the support rod, and fill the base with water or sand for good stability.Convenient Carry and Wide Application: The Parasol Base is for easy transportation to anywhere you want such as patio, poolside, beachfront, terraces decks lawns gardens, etc., as well as various commercial uses. Specification: Material:HDPE Color: Black Size Chart: 51cmx51cmx12cm/20.08inchx20.08inchx4.72inch, 32L Package Includes: 1 Parasol Base Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.