Replacement Protective Umbrella Hole Ring Cover for Patio Furniture Tables - Fits All Standard Umbrellas (1) Create a flat surface on your table top with the removable solid hole cover Forms a protective barrier between your umbrella and table to prevent damage to the table Clear design blends easily with all patio table top materials 2 inch diameter - fits all standard umbrellas and table tops UV protected to withstand the elements, Simple to use and remove