Yaheetech 22 lbs Heavy Duty Outdoor Umbrella Base 18 Round Patio Umbrella Stand Market Umbrella Base for Garden & Lawn, Black

All-weather finish: Surface of this patio base stand is well-coated with water-resistant covering, the color does not fade in any patio with humid weather. There is also less worry of getting any color on cloth while carrying or on floor when kept in storage. | Heavy duty oriented: This patio market umbrella base stand is made of strong and durable resin and iron, which is really hard and long-wearing. Resin made of outdoor umbrella base stand is durable but lightweight, perfect for outdoor usage. | Market standard base: This patio umbrella base stand is equipped with rubber adapters that fit the market standard umbrella pole diameter:3.8cm/1.5??, 4.8cm/1.9??. It can fit into most patio umbrellas with more choices. | Simple and wide: Our Outdoor market umbrella base stand is extra wide with greater stability. It makes the patio umbrella uneasy to collapse. Simple and universal look is suitable for any umbrella in terms of color and style. | Rotary knob: There is a rotary knob on the side of the center pole to settle the patio umbrella on this base stand, by simply turning the knob left and right, the patio umbrella can be fixed or detached from this outdoor umbrella base stand.