Abba Patio 10-Feet Offset Cantilever Umbrella Outdoor Hanging Patio Umbrella, Red Heavy Duty 10Ft diameter water resistant and UV protected Parasol with air vented top 100% polyester 250gsm fabric is much thicker and durable than normal 180g/m2. It is color fastnessed to European Standard Level 4,last for 1000 hours,about 2 years Rust-free powder coated 1.8 Inch thick aluminum pole,eight heavy duty ribs support the umbrella shade With easy crank and cantilever operation mechanism for smooth opening and closing Cross base included,still requires 120 lbs(4*30) paving stones or concrete weights