Thickened Base and Welded Firmly: The base thickness directly determines the stability of the outdoor umbrella, especially in windy weather The outdoor umbrella more stable and not shaking, even in windy weather Drain Hole at the Bottom, not Hollow: Many users reported that the hollow bottom is very easy to cause the umbrella handle to rot or rust, especially on the wet ground. Therefore, we sealed the bottom of our outdoor umbrella stand base and only reserved the drain hole size: long .30cm Material: Metal+plastic colour: black Package Contents: 1 x Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.