Stable Base Design:; Includes two sandbags and a removable base for customizable stability—add sand as needed for secure support in changing weather conditions.Anti-Corrosion Coating:; Powder-coated metal frame resists oxidation, ensuring long-lasting durability and performance through all seasons.Extra Large Sunshade Area:; Oversized 15-foot dodecagon canopy provides ample shade, perfect for large families, gatherings, and outdoor entertainment in the yard, garden, beach, or patio.Convenient Hand Crank:; Features an easy-to-use hand crank for smooth opening and closing, making it suitable for a variety of occasions.Double Layer Thickened Fabric:; Reinforced double-layer fabric at connection points and rib ends boosts wear resistance and longevity, keeping your umbrella looking its best outdoors.