-Made of high-strength resin material waterproof aging-resistant durable enough-The powder-coated metal supporting pole is rustproof and sturdy enough-Equipped with 2 adapters suitable for most patio umbrellas with 1.5"/1.9" pole diameters -Equipped with a hand-turn tightening knob for securing the umbrella on the base-Suitable for various residential and commercial shops - patio garden coffee shop etc-The flower-shaped patterns add a touch of elegance to your outdoor space-Easy and quick to set