The pergola frame is made of high quality, rust-resistant aluminum, which is strong, lightweight and ensure durability. Six powder-coated aluminum poles provide strength and durability for many years.The canopy of this pergola is made of durable polyester fabric, which is fade resistant, fire resistant and water-repellent.The canopy is retractable for optimal shade against the sun. Safe locking system to keep the canopy in place while it is fully extended and retracted. It can be folded up and moved easily with the sliding rail on the canopy [Premium Aluminum Framework] The pergola frame is made of high quality, rust-resistant aluminum, which is strong, lightweight and ensure durability. Six powder-coated aluminum poles provide strength and durability for many years [High-Quality Materials] The canopy of this pergola is made of durable polyester fabric, which is fade resistant, fire resistant and water-repellent [Adjustable Canopy] The canopy is retractable for optimal shade against the sun. Safe locking system to keep the canopy in place while it is fully extended and retracted. It can be folded up and moved easily with the sliding rail on the canopy [Easy Assembly] Product assembly instructions and tools are both provided for easy assembly. The pergola can be easily put together in three hours with 2 people [Multi-Use] This pergola is ideal for the pool, courtyard, lawn, etc. Perfect for outdoor dining or entertainment, making your outdoor living space the perfect spot for gatherings