-Fillable design can ensure high stability and wind-resistance-High quality HDPE is durable and weather-resistant-Applies to offset umbrella with 1.9" diameter umbrella pole-Cross base is provided to match with your offset umbrella-2 flexible wheels and convenient handles facilitate effortlessly movement-Easy to fill the base with large hole-Equipped with drain hole for quick drainage-Applicable to poolside patio beach-Tool-free assembly is simple for youâ- Large Fillable Base - With an easy to