Features: Keep Umbrella Stable: The patio umbrella sleeve securely holds outdoor umbrellas in place, preventing shaking and providing safer, more stable use. Durable Material: The table umbrella hole ring plug is made of silicone/rubber material, offering softness, flexibility, durability, and reusability without easy deformation. Easy to Install: The patio table umbrella stabilizer is simple to install and takes only a few minutes, ensuring the umbrella remains properly seated and minimizing swaying. Wide Applications: Ideal for use in gardens, yards, poolside areas, coffee shops, restaurants, balconies, beaches, and other outdoor settings. Intimate Service: If you have any questions about our products, please . We are committed to providing quality customer support. Specifications: Material: Rubber/Silicone Fit: For outdoor table umbrella Package Options: 1 x Umbrella Cone Wedge OR 2 x Umbrella Cone Wedges OR 1 x Umbrella Hole Ring OR 2 x Umbrella Hole Rings OR 1 Set x Base Brackets OR 2 Sets x Base Brackets