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. With a 9-foot canopy, they can be easily lifted using a crank lift mechanism. 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, they can also be used independently with the right base (not included).- 9ft diameter canopy for ample shade coverage- Resilient resin housing for long-lasting durability- Collar tilt feature for advanced adjustability- Easy-to-use crank lift mechanism for effortless opening and closing- Fiberglass ribs that are resistant to cracking- Specifically designed for 48" tables- Sturdy 1 inch aluminum pole for stability- Single wind vent canopy for improved air circulation- Product dimensions: 108" width x 101" height- Base sold separately for customizable setup options