Features: Keep Umbrella Stable: The patio umbrella sleeve can firmly fix outdoor umbrella keep the table umbrella from shaking provide safe better usage. Durable Material: The table umbrella hole ring plug is made of silicone/rubber material which is soft and flexible durable and reusable not easy to deform. Easy to Install: The patio table umbrella is easily installed. It juts take a few minutes to install keeping the umbrella properly seated reduces swaying. Wide Applications: Patio table umbrella stabilizer is perfect for gardens yards poolside coffee shops restaurants balconies beaches and more. Intimate Service: If you have any questions about our products please feel free to let us know. We will provide you with quality service. Specifications: Material: Rubber/Silicone Fit: for outdoor table umbrella includes: 1 * Umbrella Cone Wedge OR 2 * Umbrella Cone Wedges OR 1 *Umbrella Hole Ring OR 2 *Umbrella Hole Rings OR 1 Set * Base Brackets OR 2 Set * Base Brackets When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it