Features: Brand new and high quality Keep your poolside shaded and secure with our Pool Stabilizer Adapter. No more worries about unstable or wobbly umbrellas! Selected from materials withstands outdoor element, this adapter ensures solution for your umbrella. Perfect for pool enthusiasts and those who enjoy spending time by the water, this adapter keep your umbrella. Suitable for a variety of outdoor area, including home pool, resorts, and public space, this adapter enhances your shade experience any environment. Say goodbye to unstable umbrellas and hello to shade solution. Our Pool Stabilizer Adapter ensures a secure outdoor experience. Specifications: Material:ABS Color:Grey/White Dia:Approx.10cm/3.93inch Package Includes: 4Pcs Umbrella Stabilizer Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.