These umbrellas are built with strong fiberglass frames and water-repellent fabric, making them highly durable. They can withstand strong winds and even unexpected forces. The 9-foot canopy can be effortlessly lifted using a crank lift mechanism. Additionally, the infinity tilt feature allows you to adjust the umbrella to block the sun from any angle. While designed to cover 48-inch round tables, these umbrellas can also be used independently with the right base (base not included).- 9ft diameter canopy for ample shade coverage- Resilient resin housing for long-lasting durability- Collar tilt feature for advanced adjustment options- Convenient crank lift mechanism for easy opening and closing- Fiberglass ribs that are resistant to cracking for added strength- Specifically designed to fit 48" tables- Sturdy 1 inch aluminum pole for stability- Single wind vent canopy for improved air circulation- Product dimensions: 108 inches wide x 101 inches high- Base sold separately for customizable installation options