Create versatile shade coverage with a patio umbrella base designed to adapt, secure, and move wherever outdoor comfort calls. A weather-resistant Hdpe construction ensures this umbrella stand remains unfazed by sun, rain, or daily use, keeping your patio stylish year-round. An adjustable knob and 2 optional adapters offer a snug fit for a variety of umbrella poles from 1.5"" to 1.9"", making it compatible with most market umbrellas between 6 ft to 10 ft. Thanks to the built-in wheels and grooved handle, paired with its lightweight frame when empty, making storage a breeze. Select your ideal level of stability by filling with water, sand, or a sand-water mix - achieving up to 90 lbs of weight. Note: this fillable umbrella base is optimal for center-pole umbrellas only.