Precise for Standard Tables: this patio table umbrella hole ring is engineered to fit umbrella poles with a diameter of 1.65 inches or smaller; It fits into standard 2 inch openings found on most outdoor surfaces; The package includes a matching cover that creates a flush surface when the shade structure is removed Enhanced Stability and Surface Shielding: the outdoor table with umbrella hole involves securing the umbrella pole to minimize swaying or tilting during gentle breezes; By acting as a buffer,ring prevents direct contact between the pole and the tabletop material; This reduces the risk of unsightly scratches or indentations caused by constant friction Weather Resistant Material Composition: manufactured from flexible PVC plastic,these umbrella rings for table are built to withstand exposure to sunlight and fluctuating temperatures; The material maintains its shape and functionality without becoming brittle or cracking over time; The black finish provides a neutral look that blends seamlessly with different furniture styles and colors Versatile Utility Across Outdoor Settings: this plastic ring for patio table is an ideal addition to glass,metal,or wooden patio furniture; It performs effectively in diverse environments such as garden decks,poolside lounges,and outdoor dining areas; Whether you are managing a backyard space or a commercial patio,these rings provide a practical solution for hole management Efficient Snap in Installation Process: users can complete the setup in seconds without the need for specialized tools or hardware; The flexible nature of ring allows it to be pressed firmly into the table opening for a secure fit; Simply verify your table opening size before application to ensure a reliable and steady placement.