Premium material: Our patio table umbrella hole cover is made of high-density silicone, soft, sturdy and durable, stable, wear-resistant and weather-proof, not easy to break or deform. Easy to install: Installing umbrella hole rings does not require much effort. Since it is flexible, you can easily fix it to the hole of your patio table. It is recommended to put it in hot water before installation to make it softer, so it is easier to install. It can maintain the balance of the umbrella pole for a long time. Practicality: The grommets of the patio table umbrella hole do a good job, preventing the umbrella from swinging and scratching the table and ensuring long-time use. Wide application: Our umbrella hole rings can be widely used for various patio tables in cafes, bars, construction sites, balconies, gardens, beaches, etc.