[Suitable for Umbrella Poles]: These silicone umbrella ring holes are designed to fit most standard umbrella poles with a diameter of approximately 4.6 cm. The flexible material allows for easy installation on various patio tables, ensuring your umbrella stays securely in place without wobbling. Compatible with outdoor garden tables, patio umbrellas, and parasols in cafes, bars, courtyards, gardens, and more. Enhanced Stability and Protection: Our silicone umbrella ring holes provide superior stability by preventing unwanted movement and swaying of your umbrella. They create a snug fit between the pole and the table, protecting your table from scratches and damage while keeping your umbrella firmly positioned for a worry-free outdoor experience, even in windy conditions. Durable, Weather-Resistant Material: Made from premium soft silicone, these umbrella ring holes are exceptionally durable and weather-resistant. They withstand hot sun, rain, and other outdoor elements without cracking, fading, or deteriorating, ensuring long-term protection for your patio furniture for many seasons of outdoor enjoyment. Quick and easy installation: The flexible design allows these rings to be easily inserted into the hole in your patio table without the need for any special tools or skills. For even easier installation, simply soak the ring in warm water for a few minutes to make it more flexible, then slide it into place for a snug, secure fit. [Versatile outdoor solution]: These umbrella ring holes are suitable for a variety of outdoor environments and occasions. Use them with roof umbrellas, patio umbrellas, and deck umbrellas to create comfortable shaded areas for entertaining guests, family gatherings, relaxing afternoons, or al fresco dining. A simple addition that greatly enhances your outdoor living experience. Practical size and design: Measuring approximately 8 x 6.5 x 4.6 cm, these umbrella ring holes are sized to fit standard patio tables while providing adequate support for umbrella poles. The stylish design is available in classic black or white to complement the aesthetics of your outdoor furniture while serving its functional purpose.