Giantex Rolling Patio Umbrella Base with Wheels and Pull RodKeep your patio umbrella stable while making repositioning effortless. This fillable umbrella base features a foldaway pull rod system that allows you to roll the base smoothly from poolside to deck and tuck it away neatly when not in use. Four wheels make movement easy, including concealed swivel wheels that activate when the pull rod is unfolded for better maneuverability. The base can be filled with water, sand, or both for added stability, while